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authorMichael Reilly <OmnipotentEntity@gmail.com>2020-03-31 21:11:51 -0400
committerJörg Thalheim <joerg@thalheim.io>2020-04-10 17:54:53 +0100
commit84cf00f98031e93f389f1eb93c4a7374a33cc0a9 (patch)
tree203c51a8740cb4893b8cfc4426d4cd49a97430e0 /pkgs/development/ocaml-modules
parentbf5eb87033cc6a5de5cc48da544c17a4dedc790b (diff)
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treewide: Per RFC45, remove all unquoted URLs
Diffstat (limited to 'pkgs/development/ocaml-modules')
-rw-r--r--pkgs/development/ocaml-modules/alcotest/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/angstrom/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/apron/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/asn1-combinators/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/astring/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/async/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/async_extra/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/async_find/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/async_kernel/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/async_shell/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/async_unix/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/atd/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/bap/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/base64/2.0.nix2
-rw-r--r--pkgs/development/ocaml-modules/base64/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/batteries/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/benchmark/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/bin_prot/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/bisect_ppx/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/bitstring/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/bolt/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/bos/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/calendar/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/camlimages/4.0.nix2
-rw-r--r--pkgs/development/ocaml-modules/camlimages/4.1.nix2
-rw-r--r--pkgs/development/ocaml-modules/camlimages/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/camlpdf/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/camomile/0.8.2.nix2
-rw-r--r--pkgs/development/ocaml-modules/camomile/0.8.5.nix6
-rw-r--r--pkgs/development/ocaml-modules/cil/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/cmdliner/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/comparelib/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/config-file/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/containers/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/core/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/core_extended/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/core_kernel/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/cpdf/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/cpuid/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/cryptgps/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/cryptokit/default.nix6
-rw-r--r--pkgs/development/ocaml-modules/cstruct/1.9.0.nix2
-rw-r--r--pkgs/development/ocaml-modules/csv/1.5.nix2
-rw-r--r--pkgs/development/ocaml-modules/csv/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/curses/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/custom_printf/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/dolog/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/dtoa/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/dum/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/dypgen/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/eliom/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/enumerate/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/erm_xml/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/erm_xmpp/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/estring/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/expat/0.9.nix2
-rw-r--r--pkgs/development/ocaml-modules/extlib/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/ezjsonm/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/faillib/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/fieldslib/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/fileutils/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/fix/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/fmt/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/fpath/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/frontc/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/functoria/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/functory/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/gapi-ocaml/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/gen/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/gmetadom/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/gtktop/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/herelib/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/hex/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/higlo/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/http/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/inifiles/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/integers/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/io-page/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ipaddr/2.6.1.nix2
-rw-r--r--pkgs/development/ocaml-modules/ipaddr/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/irmin/1.4.nix2
-rw-r--r--pkgs/development/ocaml-modules/iso8601/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/iter/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/janestreet/async-extra.nix2
-rw-r--r--pkgs/development/ocaml-modules/janestreet/async-kernel.nix2
-rw-r--r--pkgs/development/ocaml-modules/janestreet/async-rpc-kernel.nix2
-rw-r--r--pkgs/development/ocaml-modules/janestreet/async-unix.nix2
-rw-r--r--pkgs/development/ocaml-modules/janestreet/async.nix2
-rw-r--r--pkgs/development/ocaml-modules/janestreet/async_ssl.nix2
-rw-r--r--pkgs/development/ocaml-modules/janestreet/bin_prot.nix2
-rw-r--r--pkgs/development/ocaml-modules/janestreet/core-extended.nix2
-rw-r--r--pkgs/development/ocaml-modules/janestreet/core.nix2
-rw-r--r--pkgs/development/ocaml-modules/janestreet/core_bench.nix2
-rw-r--r--pkgs/development/ocaml-modules/janestreet/core_kernel.nix2
-rw-r--r--pkgs/development/ocaml-modules/janestreet/fieldslib.nix2
-rw-r--r--pkgs/development/ocaml-modules/janestreet/re2.nix2
-rw-r--r--pkgs/development/ocaml-modules/janestreet/sexplib.nix2
-rw-r--r--pkgs/development/ocaml-modules/janestreet/textutils.nix2
-rw-r--r--pkgs/development/ocaml-modules/janestreet/typerep.nix2
-rw-r--r--pkgs/development/ocaml-modules/janestreet/variantslib.nix2
-rw-r--r--pkgs/development/ocaml-modules/javalib/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/jingoo/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/jsonm/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/kafka/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/lablgl/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/lablgtk-extras/1.4.nix4
-rw-r--r--pkgs/development/ocaml-modules/lablgtk-extras/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/lablgtk/2.14.0.nix2
-rw-r--r--pkgs/development/ocaml-modules/lablgtk/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/lablgtkmathview/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/lacaml/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/lambda-term/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/lens/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/llvm/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/lwt/legacy.nix2
-rw-r--r--pkgs/development/ocaml-modules/lwt_react/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/macaddr/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/macaque/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/magic-mime/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/magick/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/markup/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/mdx/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/menhir/generic.nix2
-rw-r--r--pkgs/development/ocaml-modules/minisat/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/mlgmp/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/mlgmpidl/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/mparser/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/mtime/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/mysql/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/nocrypto/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ocaml-cairo/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ocaml-libvirt/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ocaml-result/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ocaml-sat-solvers/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ocaml-text/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ocamlfuse/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ocamlgraph/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ocamlmake/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ocamlnat/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ocamlsdl/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ocb-stubblr/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/ocf/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ocp-ocamlres/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ocplib-endian/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ocplib-simplex/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ocsigen-deriving/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ocsigen-server/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ocsigen-start/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ocsigen-toolkit/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/octavius/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/odn/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/omd/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/optcomp/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/opti/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/otr/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ounit/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/pa_bench/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/pa_ounit/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/pa_test/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/pcre/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/pgsolver/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/pipebang/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/piqi-ocaml/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/piqi/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/pprint/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ppx_blob/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ppx_gen_rec/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ptime/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/ptmap/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/pycaml/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/qcheck/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/qtest/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/re/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/re2/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/react/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/reactivedata/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/rope/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/rresult/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/safepass/default.nix6
-rw-r--r--pkgs/development/ocaml-modules/secp256k1/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/sedlex/2.nix2
-rw-r--r--pkgs/development/ocaml-modules/sedlex/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/sexplib/108.08.00.nix4
-rw-r--r--pkgs/development/ocaml-modules/sexplib/111.25.00.nix4
-rw-r--r--pkgs/development/ocaml-modules/sexplib/112.24.01.nix2
-rw-r--r--pkgs/development/ocaml-modules/sodium/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/sqlite3/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/sqlite3EZ/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/ssl/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/stringext/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/syslog/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/tcslib/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/textutils/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/tls/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/topkg/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/tuntap/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/twt/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/type_conv/108.08.00.nix4
-rw-r--r--pkgs/development/ocaml-modules/type_conv/109.60.01.nix4
-rw-r--r--pkgs/development/ocaml-modules/type_conv/112.01.01.nix2
-rw-r--r--pkgs/development/ocaml-modules/typerep/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/tyxml/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/uchar/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/uri/legacy.nix2
-rw-r--r--pkgs/development/ocaml-modules/uuidm/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/variantslib/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/visitors/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/wasm/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/wtf8/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/x509/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/xml-light/default.nix2
-rw-r--r--pkgs/development/ocaml-modules/zarith/default.nix4
-rw-r--r--pkgs/development/ocaml-modules/zed/default.nix2
213 files changed, 256 insertions, 256 deletions
diff --git a/pkgs/development/ocaml-modules/alcotest/default.nix b/pkgs/development/ocaml-modules/alcotest/default.nix
index 8415dc751d5..d485b997c28 100644
--- a/pkgs/development/ocaml-modules/alcotest/default.nix
+++ b/pkgs/development/ocaml-modules/alcotest/default.nix
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
   createFindlibDestdir = true;
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/mirage/alcotest;
+    homepage = "https://github.com/mirage/alcotest";
     description = "A lightweight and colourful test framework";
     license = stdenv.lib.licenses.isc;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/angstrom/default.nix b/pkgs/development/ocaml-modules/angstrom/default.nix
index af12ea544cc..1d3157bdbf1 100644
--- a/pkgs/development/ocaml-modules/angstrom/default.nix
+++ b/pkgs/development/ocaml-modules/angstrom/default.nix
@@ -18,7 +18,7 @@ buildDunePackage rec {
   doCheck = true;
 
   meta = {
-    homepage = https://github.com/inhabitedtype/angstrom;
+    homepage = "https://github.com/inhabitedtype/angstrom";
     description = "OCaml parser combinators built for speed and memory efficiency";
     license = stdenv.lib.licenses.bsd3;
     maintainers = with stdenv.lib.maintainers; [ sternenseemann ];
diff --git a/pkgs/development/ocaml-modules/apron/default.nix b/pkgs/development/ocaml-modules/apron/default.nix
index b462e10979a..7dc87194d6a 100644
--- a/pkgs/development/ocaml-modules/apron/default.nix
+++ b/pkgs/development/ocaml-modules/apron/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     license = stdenv.lib.licenses.lgpl21;
-    homepage = http://apron.cri.ensmp.fr/library/;
+    homepage = "http://apron.cri.ensmp.fr/library/";
     maintainers = [ stdenv.lib.maintainers.vbgl ];
     description = "Numerical abstract domain library";
     inherit (ocaml.meta) platforms;
diff --git a/pkgs/development/ocaml-modules/asn1-combinators/default.nix b/pkgs/development/ocaml-modules/asn1-combinators/default.nix
index 49fcdbd261a..1dceef3bf16 100644
--- a/pkgs/development/ocaml-modules/asn1-combinators/default.nix
+++ b/pkgs/development/ocaml-modules/asn1-combinators/default.nix
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
   checkPhase = "${topkg.run} test";
 
   meta = {
-    homepage = https://github.com/mirleft/ocaml-asn1-combinators;
+    homepage = "https://github.com/mirleft/ocaml-asn1-combinators";
     description = "Combinators for expressing ASN.1 grammars in OCaml";
     license = stdenv.lib.licenses.isc;
     maintainers = with stdenv.lib.maintainers; [ vbgl ];
diff --git a/pkgs/development/ocaml-modules/astring/default.nix b/pkgs/development/ocaml-modules/astring/default.nix
index 7410c19b247..b6360160891 100644
--- a/pkgs/development/ocaml-modules/astring/default.nix
+++ b/pkgs/development/ocaml-modules/astring/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   inherit (topkg) buildPhase installPhase;
 
   meta = {
-    homepage = https://erratique.ch/software/astring;
+    homepage = "https://erratique.ch/software/astring";
     description = "Alternative String module for OCaml";
     longDescription = ''
       Astring exposes an alternative String module for OCaml. This module tries
diff --git a/pkgs/development/ocaml-modules/async/default.nix b/pkgs/development/ocaml-modules/async/default.nix
index 498315f9cbf..230db8189de 100644
--- a/pkgs/development/ocaml-modules/async/default.nix
+++ b/pkgs/development/ocaml-modules/async/default.nix
@@ -15,7 +15,7 @@ buildOcaml rec {
   propagatedBuildInputs = [ async_kernel_p4 async_unix_p4 async_extra_p4 pa_ounit ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/async;
+    homepage = "https://github.com/janestreet/async";
     description = "Jane Street Capital's asynchronous execution library";
     license = licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/async_extra/default.nix b/pkgs/development/ocaml-modules/async_extra/default.nix
index 80addcfc3bb..53be875f4f3 100644
--- a/pkgs/development/ocaml-modules/async_extra/default.nix
+++ b/pkgs/development/ocaml-modules/async_extra/default.nix
@@ -18,7 +18,7 @@ buildOcaml rec {
                             fieldslib_p4 herelib pipebang sexplib_p4 ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/async_extra;
+    homepage = "https://github.com/janestreet/async_extra";
     description = "Jane Street Capital's asynchronous execution library (extra)";
     license = licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/async_find/default.nix b/pkgs/development/ocaml-modules/async_find/default.nix
index d0e89940433..aa797cdace3 100644
--- a/pkgs/development/ocaml-modules/async_find/default.nix
+++ b/pkgs/development/ocaml-modules/async_find/default.nix
@@ -14,7 +14,7 @@ buildOcaml rec {
   propagatedBuildInputs = [ async_p4 core_p4 sexplib_p4 ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/async_find;
+    homepage = "https://github.com/janestreet/async_find";
     description = "Directory traversal with Async";
     license = licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/async_kernel/default.nix b/pkgs/development/ocaml-modules/async_kernel/default.nix
index 43fde1631ac..19b4d6213e4 100644
--- a/pkgs/development/ocaml-modules/async_kernel/default.nix
+++ b/pkgs/development/ocaml-modules/async_kernel/default.nix
@@ -17,7 +17,7 @@ buildOcaml rec {
   propagatedBuildInputs = [ core_kernel_p4 bin_prot_p4 fieldslib_p4 herelib sexplib_p4 ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/async_kernel;
+    homepage = "https://github.com/janestreet/async_kernel";
     description = "Jane Street Capital's asynchronous execution library (core) ";
     license = licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/async_shell/default.nix b/pkgs/development/ocaml-modules/async_shell/default.nix
index 6b1e772bc7d..62b64a492d6 100644
--- a/pkgs/development/ocaml-modules/async_shell/default.nix
+++ b/pkgs/development/ocaml-modules/async_shell/default.nix
@@ -14,7 +14,7 @@ buildOcaml rec {
   propagatedBuildInputs = [ async_p4 core_p4 core_extended_p4 ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/async_shell;
+    homepage = "https://github.com/janestreet/async_shell";
     description = "Shell helpers for Async";
     license = licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/async_unix/default.nix b/pkgs/development/ocaml-modules/async_unix/default.nix
index 6119bcac876..13dfbcf3790 100644
--- a/pkgs/development/ocaml-modules/async_unix/default.nix
+++ b/pkgs/development/ocaml-modules/async_unix/default.nix
@@ -19,7 +19,7 @@ buildOcaml rec {
                             fieldslib_p4 herelib pipebang pa_test sexplib_p4 ];
 
    meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/async_unix;
+    homepage = "https://github.com/janestreet/async_unix";
     description = "Jane Street Capital's asynchronous execution library (unix)";
     license = licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/atd/default.nix b/pkgs/development/ocaml-modules/atd/default.nix
index c6047f4ea1b..84b137ada7c 100644
--- a/pkgs/development/ocaml-modules/atd/default.nix
+++ b/pkgs/development/ocaml-modules/atd/default.nix
@@ -19,7 +19,7 @@ buildDunePackage rec {
   propagatedBuildInputs = [ easy-format biniou yojson ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/mjambon/atd;
+    homepage = "https://github.com/mjambon/atd";
     description = "Syntax for cross-language type definitions";
     license = licenses.bsd3;
     maintainers = with maintainers; [ aij jwilberding ];
diff --git a/pkgs/development/ocaml-modules/bap/default.nix b/pkgs/development/ocaml-modules/bap/default.nix
index a988582ce6c..46fd75f9887 100644
--- a/pkgs/development/ocaml-modules/bap/default.nix
+++ b/pkgs/development/ocaml-modules/bap/default.nix
@@ -61,7 +61,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Platform for binary analysis. It is written in OCaml, but can be used from other languages.";
-    homepage = https://github.com/BinaryAnalysisPlatform/bap/;
+    homepage = "https://github.com/BinaryAnalysisPlatform/bap/";
     maintainers = [ maintainers.maurer ];
     license = licenses.mit;
   };
diff --git a/pkgs/development/ocaml-modules/base64/2.0.nix b/pkgs/development/ocaml-modules/base64/2.0.nix
index 4606ebd5172..a49e0e8a778 100644
--- a/pkgs/development/ocaml-modules/base64/2.0.nix
+++ b/pkgs/development/ocaml-modules/base64/2.0.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = https://github.com/mirage/ocaml-base64;
+    homepage = "https://github.com/mirage/ocaml-base64";
     platforms = ocaml.meta.platforms or [];
     description = "Base64 encoding and decoding in OCaml";
     license = stdenv.lib.licenses.isc;
diff --git a/pkgs/development/ocaml-modules/base64/default.nix b/pkgs/development/ocaml-modules/base64/default.nix
index 2633d43c104..2f53d74c9eb 100644
--- a/pkgs/development/ocaml-modules/base64/default.nix
+++ b/pkgs/development/ocaml-modules/base64/default.nix
@@ -18,7 +18,7 @@ buildDunePackage {
   doCheck = true;
 
   meta = {
-    homepage = https://github.com/mirage/ocaml-base64;
+    homepage = "https://github.com/mirage/ocaml-base64";
     description = "Base64 encoding and decoding in OCaml";
     license = lib.licenses.isc;
     maintainers = with lib.maintainers; [ vbgl ];
diff --git a/pkgs/development/ocaml-modules/batteries/default.nix b/pkgs/development/ocaml-modules/batteries/default.nix
index 263da89d1df..2ed697d42df 100644
--- a/pkgs/development/ocaml-modules/batteries/default.nix
+++ b/pkgs/development/ocaml-modules/batteries/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = http://batteries.forge.ocamlcore.org/;
+    homepage = "http://batteries.forge.ocamlcore.org/";
     description = "OCaml Batteries Included";
     longDescription = ''
       A community-driven effort to standardize on an consistent, documented,
diff --git a/pkgs/development/ocaml-modules/benchmark/default.nix b/pkgs/development/ocaml-modules/benchmark/default.nix
index de2010275ef..518a8756158 100644
--- a/pkgs/development/ocaml-modules/benchmark/default.nix
+++ b/pkgs/development/ocaml-modules/benchmark/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = http://ocaml-benchmark.forge.ocamlcore.org/;
+    homepage = "http://ocaml-benchmark.forge.ocamlcore.org/";
     platforms = ocaml.meta.platforms or [];
     description = "Benchmark running times of code";
     license = stdenv.lib.licenses.lgpl21;
diff --git a/pkgs/development/ocaml-modules/bin_prot/default.nix b/pkgs/development/ocaml-modules/bin_prot/default.nix
index bc075295cf3..0dddb653e09 100644
--- a/pkgs/development/ocaml-modules/bin_prot/default.nix
+++ b/pkgs/development/ocaml-modules/bin_prot/default.nix
@@ -20,7 +20,7 @@ buildOcaml rec {
   hasSharedObjects = true;
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/bin_prot;
+    homepage = "https://github.com/janestreet/bin_prot";
     description = "Binary protocol generator ";
     license = licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/bisect_ppx/default.nix b/pkgs/development/ocaml-modules/bisect_ppx/default.nix
index 9999cd06fca..ce52c427cd0 100644
--- a/pkgs/development/ocaml-modules/bisect_ppx/default.nix
+++ b/pkgs/development/ocaml-modules/bisect_ppx/default.nix
@@ -19,6 +19,6 @@ buildDunePackage rec {
   meta = {
     description = "Code coverage for OCaml";
     license = stdenv.lib.licenses.mpl20;
-    homepage = https://github.com/aantron/bisect_ppx;
+    homepage = "https://github.com/aantron/bisect_ppx";
   };
 }
diff --git a/pkgs/development/ocaml-modules/bitstring/default.nix b/pkgs/development/ocaml-modules/bitstring/default.nix
index 3d1a554b330..2f413d37352 100644
--- a/pkgs/development/ocaml-modules/bitstring/default.nix
+++ b/pkgs/development/ocaml-modules/bitstring/default.nix
@@ -16,7 +16,7 @@ buildDunePackage rec {
 
   meta = with stdenv.lib; {
     description = "This library adds Erlang-style bitstrings and matching over bitstrings as a syntax extension and library for OCaml";
-    homepage = https://github.com/xguerin/bitstring;
+    homepage = "https://github.com/xguerin/bitstring";
     license = licenses.lgpl21Plus;
     maintainers = [ maintainers.maurer ];
   };
diff --git a/pkgs/development/ocaml-modules/bolt/default.nix b/pkgs/development/ocaml-modules/bolt/default.nix
index 7b8103efac8..f5dc099b140 100644
--- a/pkgs/development/ocaml-modules/bolt/default.nix
+++ b/pkgs/development/ocaml-modules/bolt/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ ocaml findlib ocamlbuild which camlp4 ];
 
   patches = [ (fetchpatch {
-      url = https://raw.githubusercontent.com/ocaml/opam-repository/master/packages/bolt/bolt.1.4/files/opam.patch;
+      url = "https://raw.githubusercontent.com/ocaml/opam-repository/master/packages/bolt/bolt.1.4/files/opam.patch";
       sha256 = "08cl39r98w312sw23cskd5wian6zg20isn9ki41hnbcgkazhi7pb";
     })
   ];
@@ -51,7 +51,7 @@ EOF
   checkTarget = "tests";
 
   meta = with stdenv.lib; {
-    homepage = http://bolt.x9c.fr;
+    homepage = "http://bolt.x9c.fr";
     description = "A logging tool for the OCaml language";
     longDescription = ''
       Bolt is a logging tool for the OCaml language. It is inspired by and
diff --git a/pkgs/development/ocaml-modules/bos/default.nix b/pkgs/development/ocaml-modules/bos/default.nix
index 6b37cf1aed3..ca6c362b6fa 100644
--- a/pkgs/development/ocaml-modules/bos/default.nix
+++ b/pkgs/development/ocaml-modules/bos/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
 
 	meta = {
 		description = "Basic OS interaction for OCaml";
-		homepage = https://erratique.ch/software/bos;
+		homepage = "https://erratique.ch/software/bos";
 		license = stdenv.lib.licenses.isc;
 		maintainers = [ stdenv.lib.maintainers.vbgl ];
 		inherit (ocaml.meta) platforms;
diff --git a/pkgs/development/ocaml-modules/calendar/default.nix b/pkgs/development/ocaml-modules/calendar/default.nix
index c33deec9c78..f23081a5f19 100644
--- a/pkgs/development/ocaml-modules/calendar/default.nix
+++ b/pkgs/development/ocaml-modules/calendar/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation {
   name = "ocaml-calendar-2.5";
   src = fetchurl {
-    url = https://forge.ocamlcore.org/frs/download.php/915/calendar-2.5.tar.bz2;
+    url = "https://forge.ocamlcore.org/frs/download.php/915/calendar-2.5.tar.bz2";
     sha256 = "04pvhwb664g3s644c7v7419a3kvf5s3pynkhmk5j59dvlfm1yf0f";
     };
 
@@ -12,7 +12,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta =  {
-    homepage = https://forge.ocamlcore.org/projects/calendar/;
+    homepage = "https://forge.ocamlcore.org/projects/calendar/";
     description = "An Objective Caml library managing dates and times";
     license = "LGPL";
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/camlimages/4.0.nix b/pkgs/development/ocaml-modules/camlimages/4.0.nix
index 0ec3a26d051..e62acc3cd63 100644
--- a/pkgs/development/ocaml-modules/camlimages/4.0.nix
+++ b/pkgs/development/ocaml-modules/camlimages/4.0.nix
@@ -33,7 +33,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     branch = "4.0";
-    homepage = https://bitbucket.org/camlspotter/camlimages;
+    homepage = "https://bitbucket.org/camlspotter/camlimages";
     description = "OCaml image processing library";
     license = licenses.lgpl2;
     maintainers = [ maintainers.vbgl ];
diff --git a/pkgs/development/ocaml-modules/camlimages/4.1.nix b/pkgs/development/ocaml-modules/camlimages/4.1.nix
index 31b4047efc8..d2d626acbfe 100644
--- a/pkgs/development/ocaml-modules/camlimages/4.1.nix
+++ b/pkgs/development/ocaml-modules/camlimages/4.1.nix
@@ -34,7 +34,7 @@ stdenv.mkDerivation {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://bitbucket.org/camlspotter/camlimages;
+    homepage = "https://bitbucket.org/camlspotter/camlimages";
     description = "OCaml image processing library";
     license = licenses.lgpl2;
     maintainers = [ maintainers.vbgl ];
diff --git a/pkgs/development/ocaml-modules/camlimages/default.nix b/pkgs/development/ocaml-modules/camlimages/default.nix
index 8b0b70cae60..1ea3e78a06b 100644
--- a/pkgs/development/ocaml-modules/camlimages/default.nix
+++ b/pkgs/development/ocaml-modules/camlimages/default.nix
@@ -13,7 +13,7 @@ buildDunePackage rec {
 
   meta = with lib; {
     branch = "5.0";
-    homepage = https://bitbucket.org/camlspotter/camlimages;
+    homepage = "https://bitbucket.org/camlspotter/camlimages";
     description = "OCaml image processing library";
     license = licenses.gpl2;
     maintainers = [ maintainers.vbgl maintainers.mt-caret ];
diff --git a/pkgs/development/ocaml-modules/camlpdf/default.nix b/pkgs/development/ocaml-modules/camlpdf/default.nix
index e1e213eca78..fa5ffabedad 100644
--- a/pkgs/development/ocaml-modules/camlpdf/default.nix
+++ b/pkgs/development/ocaml-modules/camlpdf/default.nix
@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "An OCaml library for reading, writing and modifying PDF files";
-    homepage = https://github.com/johnwhitington/camlpdf;
+    homepage = "https://github.com/johnwhitington/camlpdf";
     license = licenses.lgpl21Plus;
     maintainers = with maintainers; [vbgl];
   };
diff --git a/pkgs/development/ocaml-modules/camomile/0.8.2.nix b/pkgs/development/ocaml-modules/camomile/0.8.2.nix
index d206cbf9421..6b18220dc8a 100644
--- a/pkgs/development/ocaml-modules/camomile/0.8.2.nix
+++ b/pkgs/development/ocaml-modules/camomile/0.8.2.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = http://camomile.sourceforge.net/;
+    homepage = "http://camomile.sourceforge.net/";
     description = "A comprehensive Unicode library for OCaml";
     license = stdenv.lib.licenses.lgpl21;
     branch = "0.8.2";
diff --git a/pkgs/development/ocaml-modules/camomile/0.8.5.nix b/pkgs/development/ocaml-modules/camomile/0.8.5.nix
index dc2049769f3..b975482ecf3 100644
--- a/pkgs/development/ocaml-modules/camomile/0.8.5.nix
+++ b/pkgs/development/ocaml-modules/camomile/0.8.5.nix
@@ -5,12 +5,12 @@ stdenv.mkDerivation {
   version = "0.8.5";
 
   src = fetchurl {
-    url = https://github.com/yoriyuki/Camomile/releases/download/rel-0.8.5/camomile-0.8.5.tar.bz2;
+    url = "https://github.com/yoriyuki/Camomile/releases/download/rel-0.8.5/camomile-0.8.5.tar.bz2";
     sha256 = "003ikpvpaliy5hblhckfmln34zqz0mk3y2m1fqvbjngh3h2np045";
   };
 
   patches = [ (fetchpatch {
-    url = https://raw.githubusercontent.com/ocaml/opam-repository/master/packages/camomile/camomile.0.8.5/files/4.05-typing-fix.patch;
+    url = "https://raw.githubusercontent.com/ocaml/opam-repository/master/packages/camomile/camomile.0.8.5/files/4.05-typing-fix.patch";
     sha256 = "167279lia6qx62mdcyc5rjsi4gf4yi52wn9mhgd9y1v3754z7fwb";
   })];
 
@@ -19,7 +19,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = https://github.com/yoriyuki/Camomile/tree/master/Camomile;
+    homepage = "https://github.com/yoriyuki/Camomile/tree/master/Camomile";
     description = "A comprehensive Unicode library for OCaml";
     license = stdenv.lib.licenses.lgpl21;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/cil/default.nix b/pkgs/development/ocaml-modules/cil/default.nix
index 5fbb141b6cc..9903c237e63 100644
--- a/pkgs/development/ocaml-modules/cil/default.nix
+++ b/pkgs/development/ocaml-modules/cil/default.nix
@@ -7,7 +7,7 @@ else
 stdenv.mkDerivation {
   name = "ocaml-cil-1.7.3";
   src = fetchurl {
-    url = mirror://sourceforge/cil/cil-1.7.3.tar.gz;
+    url = "mirror://sourceforge/cil/cil-1.7.3.tar.gz";
     sha256 = "05739da0b0msx6kmdavr3y2bwi92jbh3szc35d7d8pdisa8g5dv9";
   };
 
@@ -22,7 +22,7 @@ stdenv.mkDerivation {
   prefixKey = "-prefix=";
 
   meta = with stdenv.lib; {
-    homepage = http://kerneis.github.io/cil/;
+    homepage = "http://kerneis.github.io/cil/";
     description = "A front-end for the C programming language that facilitates program analysis and transformation";
     license = licenses.bsd3;
     maintainers = [ maintainers.vbgl ];
diff --git a/pkgs/development/ocaml-modules/cmdliner/default.nix b/pkgs/development/ocaml-modules/cmdliner/default.nix
index 34d57b403b0..7c94dcf5435 100644
--- a/pkgs/development/ocaml-modules/cmdliner/default.nix
+++ b/pkgs/development/ocaml-modules/cmdliner/default.nix
@@ -32,7 +32,7 @@ stdenv.mkDerivation rec {
   inherit (topkg) buildPhase installPhase;
 
   meta = with stdenv.lib; {
-    homepage = https://erratique.ch/software/cmdliner;
+    homepage = "https://erratique.ch/software/cmdliner";
     description = "An OCaml module for the declarative definition of command line interfaces";
     license = licenses.bsd3;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/comparelib/default.nix b/pkgs/development/ocaml-modules/comparelib/default.nix
index 8192fced97b..55787e12392 100644
--- a/pkgs/development/ocaml-modules/comparelib/default.nix
+++ b/pkgs/development/ocaml-modules/comparelib/default.nix
@@ -14,7 +14,7 @@ buildOcaml rec {
   propagatedBuildInputs = [ type_conv ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/comparelib;
+    homepage = "https://github.com/janestreet/comparelib";
     description = "Syntax extension for deriving \"compare\" functions automatically";
     license = licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/config-file/default.nix b/pkgs/development/ocaml-modules/config-file/default.nix
index 4ca9d4a30e0..724c5b1e2d6 100644
--- a/pkgs/development/ocaml-modules/config-file/default.nix
+++ b/pkgs/development/ocaml-modules/config-file/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation {
   name = "ocaml-config-file-1.2";
 
   src = fetchurl {
-    url = https://forge.ocamlcore.org/frs/download.php/1387/config-file-1.2.tar.gz;
+    url = "https://forge.ocamlcore.org/frs/download.php/1387/config-file-1.2.tar.gz";
     sha256 = "1b02yxcnsjhr05ssh2br2ka4hxsjpdw34ldl3nk33wfnkwk7g67q";
   };
 
@@ -13,7 +13,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = http://config-file.forge.ocamlcore.org/;
+    homepage = "http://config-file.forge.ocamlcore.org/";
     platforms = ocaml.meta.platforms or [];
     description = "An OCaml library used to manage the configuration file(s) of an application";
     license = stdenv.lib.licenses.lgpl2Plus;
diff --git a/pkgs/development/ocaml-modules/containers/default.nix b/pkgs/development/ocaml-modules/containers/default.nix
index b12b6e8c265..16bad5a5ec4 100644
--- a/pkgs/development/ocaml-modules/containers/default.nix
+++ b/pkgs/development/ocaml-modules/containers/default.nix
@@ -23,7 +23,7 @@ buildDunePackage rec {
   doCheck = true;
 
   meta = {
-    homepage = https://github.com/c-cube/ocaml-containers;
+    homepage = "https://github.com/c-cube/ocaml-containers";
     description = "A modular standard library focused on data structures";
     longDescription = ''
       Containers is a standard library (BSD license) focused on data structures,
diff --git a/pkgs/development/ocaml-modules/core/default.nix b/pkgs/development/ocaml-modules/core/default.nix
index 4da4d16df7d..a808975d250 100644
--- a/pkgs/development/ocaml-modules/core/default.nix
+++ b/pkgs/development/ocaml-modules/core/default.nix
@@ -22,7 +22,7 @@ buildOcaml rec {
                             pipebang sexplib_p4 typerep_p4 variantslib_p4 ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/core;
+    homepage = "https://github.com/janestreet/core";
     description = "Jane Street Capital's standard library overlay";
     license = licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/core_extended/default.nix b/pkgs/development/ocaml-modules/core_extended/default.nix
index fe4fc5d87ab..b657e812fdf 100644
--- a/pkgs/development/ocaml-modules/core_extended/default.nix
+++ b/pkgs/development/ocaml-modules/core_extended/default.nix
@@ -25,7 +25,7 @@ buildOcaml rec {
                            pipebang textutils_p4 re2_p4 sexplib_p4 ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/core_extended;
+    homepage = "https://github.com/janestreet/core_extended";
     description = "Jane Street Capital's standard library overlay";
     license = licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/core_kernel/default.nix b/pkgs/development/ocaml-modules/core_kernel/default.nix
index 75b248a6a5e..f51f60f25f1 100644
--- a/pkgs/development/ocaml-modules/core_kernel/default.nix
+++ b/pkgs/development/ocaml-modules/core_kernel/default.nix
@@ -22,7 +22,7 @@ buildOcaml rec {
                             typerep_p4 variantslib_p4 ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/core_kernel;
+    homepage = "https://github.com/janestreet/core_kernel";
     description = "Jane Street Capital's standard library overlay (kernel)";
     license = licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/cpdf/default.nix b/pkgs/development/ocaml-modules/cpdf/default.nix
index 5df15316e32..3b68acaee71 100644
--- a/pkgs/development/ocaml-modules/cpdf/default.nix
+++ b/pkgs/development/ocaml-modules/cpdf/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://www.coherentpdf.com/;
+    homepage = "https://www.coherentpdf.com/";
     platforms = ocaml.meta.platforms or [];
     description = "PDF Command Line Tools";
     license = licenses.unfree;
diff --git a/pkgs/development/ocaml-modules/cpuid/default.nix b/pkgs/development/ocaml-modules/cpuid/default.nix
index 6c7ecaa4b7a..8adca8b956f 100644
--- a/pkgs/development/ocaml-modules/cpuid/default.nix
+++ b/pkgs/development/ocaml-modules/cpuid/default.nix
@@ -12,7 +12,7 @@ buildDunePackage rec {
   };
 
   meta = {
-    homepage = https://github.com/pqwy/cpuid;
+    homepage = "https://github.com/pqwy/cpuid";
     description = "Detect CPU features from OCaml";
     license = lib.licenses.isc;
     maintainers = [ lib.maintainers.vbgl ];
diff --git a/pkgs/development/ocaml-modules/cryptgps/default.nix b/pkgs/development/ocaml-modules/cryptgps/default.nix
index f6d22100873..2d9ac2a7b19 100644
--- a/pkgs/development/ocaml-modules/cryptgps/default.nix
+++ b/pkgs/development/ocaml-modules/cryptgps/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = http://projects.camlcity.org/projects/cryptgps.html;
+    homepage = "http://projects.camlcity.org/projects/cryptgps.html";
     description = "Cryptographic functions for OCaml";
     longDescription = ''
       This library implements the symmetric cryptographic algorithms
diff --git a/pkgs/development/ocaml-modules/cryptokit/default.nix b/pkgs/development/ocaml-modules/cryptokit/default.nix
index 1c7a0ccb0fa..69f8445e217 100644
--- a/pkgs/development/ocaml-modules/cryptokit/default.nix
+++ b/pkgs/development/ocaml-modules/cryptokit/default.nix
@@ -6,12 +6,12 @@ let param =
   if stdenv.lib.versionAtLeast ocaml.version "4.02"
   then {
     version = "1.14";
-    url = https://github.com/xavierleroy/cryptokit/archive/release114.tar.gz;
+    url = "https://github.com/xavierleroy/cryptokit/archive/release114.tar.gz";
     sha256 = "0wkh72idkb7dahiwyl94hhbq27cc7x9fnmxkpnbqli6wi8wd7d05";
     inherit zarith;
   } else {
     version = "1.10";
-    url = http://forge.ocamlcore.org/frs/download.php/1493/cryptokit-1.10.tar.gz;
+    url = "http://forge.ocamlcore.org/frs/download.php/1493/cryptokit-1.10.tar.gz";
     sha256 = "1k2f2ixm7jcsgrzn9lz1hm9qqgq71lk9lxy3v3cwsd8xdrj3jrnv";
     zarith = null;
   };
@@ -33,7 +33,7 @@ stdenv.mkDerivation {
   preBuild = "mkdir -p $out/lib/ocaml/${ocaml.version}/site-lib/stublibs";
 
   meta = {
-    homepage = http://pauillac.inria.fr/~xleroy/software.html;
+    homepage = "http://pauillac.inria.fr/~xleroy/software.html";
     description = "A library of cryptographic primitives for OCaml";
     platforms = ocaml.meta.platforms or [];
     maintainers = [
diff --git a/pkgs/development/ocaml-modules/cstruct/1.9.0.nix b/pkgs/development/ocaml-modules/cstruct/1.9.0.nix
index 0122ec9ff61..1cea58abee2 100644
--- a/pkgs/development/ocaml-modules/cstruct/1.9.0.nix
+++ b/pkgs/development/ocaml-modules/cstruct/1.9.0.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation {
   dontStrip = true;
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/mirage/ocaml-cstruct;
+    homepage = "https://github.com/mirage/ocaml-cstruct";
     description = "Map OCaml arrays onto C-like structs";
     license = stdenv.lib.licenses.isc;
     maintainers = [ maintainers.vbgl maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/csv/1.5.nix b/pkgs/development/ocaml-modules/csv/1.5.nix
index a7505f6f51c..9b615269263 100644
--- a/pkgs/development/ocaml-modules/csv/1.5.nix
+++ b/pkgs/development/ocaml-modules/csv/1.5.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "A pure OCaml library to read and write CSV files";
-    homepage = https://github.com/Chris00/ocaml-csv;
+    homepage = "https://github.com/Chris00/ocaml-csv";
     license = licenses.lgpl21;
     maintainers = [ maintainers.vbgl ];
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/csv/default.nix b/pkgs/development/ocaml-modules/csv/default.nix
index 05a18612804..2d017b9a916 100644
--- a/pkgs/development/ocaml-modules/csv/default.nix
+++ b/pkgs/development/ocaml-modules/csv/default.nix
@@ -13,6 +13,6 @@ buildDunePackage rec {
 		description = "A pure OCaml library to read and write CSV files";
 		license = stdenv.lib.licenses.lgpl21;
 		maintainers = [ stdenv.lib.maintainers.vbgl ];
-		homepage = https://github.com/Chris00/ocaml-csv;
+		homepage = "https://github.com/Chris00/ocaml-csv";
 	};
 }
diff --git a/pkgs/development/ocaml-modules/curses/default.nix b/pkgs/development/ocaml-modules/curses/default.nix
index 9bcf4fc411f..2c989caa3e8 100644
--- a/pkgs/development/ocaml-modules/curses/default.nix
+++ b/pkgs/development/ocaml-modules/curses/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "OCaml Bindings to curses/ncurses";
-    homepage = https://opam.ocaml.org/packages/curses/curses.1.0.4/;
+    homepage = "https://opam.ocaml.org/packages/curses/curses.1.0.4/";
     license = licenses.gpl2;
     maintainers = [ maintainers.volth ];
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/custom_printf/default.nix b/pkgs/development/ocaml-modules/custom_printf/default.nix
index 16c31fc3861..8f8a0a5c886 100644
--- a/pkgs/development/ocaml-modules/custom_printf/default.nix
+++ b/pkgs/development/ocaml-modules/custom_printf/default.nix
@@ -15,7 +15,7 @@ buildOcaml rec {
   propagatedBuildInputs = [ type_conv sexplib_p4 ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/custom_printf;
+    homepage = "https://github.com/janestreet/custom_printf";
     description = "Syntax extension for printf format strings";
     license = licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/dolog/default.nix b/pkgs/development/ocaml-modules/dolog/default.nix
index 9239d2543ee..f9eef4774f5 100644
--- a/pkgs/development/ocaml-modules/dolog/default.nix
+++ b/pkgs/development/ocaml-modules/dolog/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation {
   checkTarget = "test";
 
   meta = {
-    homepage = https://github.com/UnixJunkie/dolog;
+    homepage = "https://github.com/UnixJunkie/dolog";
     description = "Minimalistic lazy logger in OCaml";
     platforms = ocaml.meta.platforms or [];
     license = stdenv.lib.licenses.bsd3;
diff --git a/pkgs/development/ocaml-modules/dtoa/default.nix b/pkgs/development/ocaml-modules/dtoa/default.nix
index 16a9f96798c..b26cbec25ed 100644
--- a/pkgs/development/ocaml-modules/dtoa/default.nix
+++ b/pkgs/development/ocaml-modules/dtoa/default.nix
@@ -14,7 +14,7 @@ buildDunePackage rec {
   hardeningDisable = stdenv.lib.optional stdenv.isDarwin "strictoverflow";
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/flowtype/ocaml-dtoa;
+    homepage = "https://github.com/flowtype/ocaml-dtoa";
     description = "Converts OCaml floats into strings (doubles to ascii, \"d to a\"), using the efficient Grisu3 algorithm.";
     license = licenses.mit;
     maintainers = [ maintainers.eqyiel ];
diff --git a/pkgs/development/ocaml-modules/dum/default.nix b/pkgs/development/ocaml-modules/dum/default.nix
index 5e5199c2690..844d06e3038 100644
--- a/pkgs/development/ocaml-modules/dum/default.nix
+++ b/pkgs/development/ocaml-modules/dum/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   createFindlibDestdir = true;
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/mjambon/dum;
+    homepage = "https://github.com/mjambon/dum";
     description = "Inspect the runtime representation of arbitrary OCaml values";
     license = licenses.lgpl21Plus;
     maintainers = [ maintainers.alexfmpe ];
diff --git a/pkgs/development/ocaml-modules/dypgen/default.nix b/pkgs/development/ocaml-modules/dypgen/default.nix
index 62e63592566..ead672fa15c 100644
--- a/pkgs/development/ocaml-modules/dypgen/default.nix
+++ b/pkgs/development/ocaml-modules/dypgen/default.nix
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
   makeFlags = [ "BINDIR=$(out)/bin" "MANDIR=$(out)/usr/share/man/man1" "DYPGENLIBDIR=$(out)/lib/ocaml/${ocaml.version}/site-lib" ];
 
   meta = {
-    homepage = http://dypgen.free.fr;
+    homepage = "http://dypgen.free.fr";
     description = "Dypgen GLR self extensible parser generator";
     license = stdenv.lib.licenses.cecill-b;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/eliom/default.nix b/pkgs/development/ocaml-modules/eliom/default.nix
index 7ffb7a8880b..559c21cecac 100644
--- a/pkgs/development/ocaml-modules/eliom/default.nix
+++ b/pkgs/development/ocaml-modules/eliom/default.nix
@@ -39,7 +39,7 @@ stdenv.mkDerivation rec
   setupHook = [ ./setup-hook.sh ];
 
   meta = {
-    homepage = http://ocsigen.org/eliom/;
+    homepage = "http://ocsigen.org/eliom/";
     description = "OCaml Framework for programming Web sites and client/server Web applications";
 
     longDescription =''Eliom is a framework for programming Web sites
diff --git a/pkgs/development/ocaml-modules/enumerate/default.nix b/pkgs/development/ocaml-modules/enumerate/default.nix
index 4f0c182726d..22a6d12792c 100644
--- a/pkgs/development/ocaml-modules/enumerate/default.nix
+++ b/pkgs/development/ocaml-modules/enumerate/default.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation {
   name = "ocaml-enumerate-111.08.00";
 
   src = fetchurl {
-    url = https://ocaml.janestreet.com/ocaml-core/111.08.00/individual/enumerate-111.08.00.tar.gz;
+    url = "https://ocaml.janestreet.com/ocaml-core/111.08.00/individual/enumerate-111.08.00.tar.gz";
     sha256 = "0b6mx5p01lcpimvak4wx6aj2119707wsfzd83rwgb91bhpgzh156";
   };
 
@@ -20,7 +20,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = https://ocaml.janestreet.com/;
+    homepage = "https://ocaml.janestreet.com/";
     description = "Quotation expanders for enumerating finite types";
     license = stdenv.lib.licenses.asl20;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/erm_xml/default.nix b/pkgs/development/ocaml-modules/erm_xml/default.nix
index 35b5c73b578..ebfcbc90a50 100644
--- a/pkgs/development/ocaml-modules/erm_xml/default.nix
+++ b/pkgs/development/ocaml-modules/erm_xml/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = https://github.com/hannesm/xml;
+    homepage = "https://github.com/hannesm/xml";
     description = "XML Parser for discrete data";
     platforms = ocaml.meta.platforms or [];
     license = stdenv.lib.licenses.bsd3;
diff --git a/pkgs/development/ocaml-modules/erm_xmpp/default.nix b/pkgs/development/ocaml-modules/erm_xmpp/default.nix
index a6bb75e61c2..e9381a3bce1 100644
--- a/pkgs/development/ocaml-modules/erm_xmpp/default.nix
+++ b/pkgs/development/ocaml-modules/erm_xmpp/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = https://github.com/hannesm/xmpp;
+    homepage = "https://github.com/hannesm/xmpp";
     description = "OCaml based XMPP implementation (fork)";
     license = stdenv.lib.licenses.bsd3;
     maintainers = with stdenv.lib.maintainers; [ sternenseemann ];
diff --git a/pkgs/development/ocaml-modules/estring/default.nix b/pkgs/development/ocaml-modules/estring/default.nix
index 9f04dac343c..4cd27f272b3 100644
--- a/pkgs/development/ocaml-modules/estring/default.nix
+++ b/pkgs/development/ocaml-modules/estring/default.nix
@@ -14,7 +14,7 @@ buildOcaml rec {
   };
 
   meta = with stdenv.lib; {
-    homepage = http://estring.forge.ocamlcore.org/;
+    homepage = "http://estring.forge.ocamlcore.org/";
     description = "Extension for string literals";
     license = licenses.bsd3;
   };
diff --git a/pkgs/development/ocaml-modules/expat/0.9.nix b/pkgs/development/ocaml-modules/expat/0.9.nix
index 98ab04beb57..886f346012c 100644
--- a/pkgs/development/ocaml-modules/expat/0.9.nix
+++ b/pkgs/development/ocaml-modules/expat/0.9.nix
@@ -43,7 +43,7 @@ stdenv.mkDerivation rec {
   checkTarget = "testall";
 
   meta = {
-    homepage = http://www.xs4all.nl/~mmzeeman/ocaml/;
+    homepage = "http://www.xs4all.nl/~mmzeeman/ocaml/";
     description = "An ocaml wrapper for the Expat XML parsing library";
     license = stdenv.lib.licenses.mit;
     maintainers = [ stdenv.lib.maintainers.roconnor ];
diff --git a/pkgs/development/ocaml-modules/extlib/default.nix b/pkgs/development/ocaml-modules/extlib/default.nix
index df0bd9133d3..546fc904ffc 100644
--- a/pkgs/development/ocaml-modules/extlib/default.nix
+++ b/pkgs/development/ocaml-modules/extlib/default.nix
@@ -6,7 +6,7 @@ stdenv.mkDerivation {
   name = "ocaml${ocaml.version}-extlib-1.7.6";
 
   src = fetchurl {
-    url = http://ygrek.org.ua/p/release/ocaml-extlib/extlib-1.7.6.tar.gz;
+    url = "http://ygrek.org.ua/p/release/ocaml-extlib/extlib-1.7.6.tar.gz";
     sha256 = "0wfs20v1yj5apdbj7214wdsr17ayh0qqq7ihidndvc8nmmwfa1dz";
   };
 
@@ -20,7 +20,7 @@ stdenv.mkDerivation {
   installPhase   = "make ${if minimal then "minimal=1" else ""} install";
 
   meta = {
-    homepage = https://github.com/ygrek/ocaml-extlib;
+    homepage = "https://github.com/ygrek/ocaml-extlib";
     description = "Enhancements to the OCaml Standard Library modules";
     license = stdenv.lib.licenses.lgpl21;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/ezjsonm/default.nix b/pkgs/development/ocaml-modules/ezjsonm/default.nix
index fc1936c2b47..781af8a4c98 100644
--- a/pkgs/development/ocaml-modules/ezjsonm/default.nix
+++ b/pkgs/development/ocaml-modules/ezjsonm/default.nix
@@ -13,7 +13,7 @@ buildDunePackage rec {
 
   meta = {
     description = "An easy interface on top of the Jsonm library";
-    homepage = https://github.com/mirage/ezjsonm;
+    homepage = "https://github.com/mirage/ezjsonm";
     license = stdenv.lib.licenses.isc;
     maintainers = with stdenv.lib.maintainers; [ vbgl ];
   };
diff --git a/pkgs/development/ocaml-modules/faillib/default.nix b/pkgs/development/ocaml-modules/faillib/default.nix
index 9b80433b6d1..2a4d03e87ae 100644
--- a/pkgs/development/ocaml-modules/faillib/default.nix
+++ b/pkgs/development/ocaml-modules/faillib/default.nix
@@ -20,7 +20,7 @@ buildOcaml rec {
   checkPhase = "make test";
 
   meta = with stdenv.lib; {
-    homepage = https://ocaml.janestreet.com/;
+    homepage = "https://ocaml.janestreet.com/";
     description = "Library for dealing with failure in OCaml";
     license = licenses.asl20;
     maintainers = [ maintainers.maurer ];
diff --git a/pkgs/development/ocaml-modules/fieldslib/default.nix b/pkgs/development/ocaml-modules/fieldslib/default.nix
index 36c1342e61f..90b75faa54c 100644
--- a/pkgs/development/ocaml-modules/fieldslib/default.nix
+++ b/pkgs/development/ocaml-modules/fieldslib/default.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation {
   name = "ocaml-fieldslib-109.20.03";
 
   src = fetchurl {
-    url = https://ocaml.janestreet.com/ocaml-core/109.20.00/individual/fieldslib-109.20.03.tar.gz;
+    url = "https://ocaml.janestreet.com/ocaml-core/109.20.00/individual/fieldslib-109.20.03.tar.gz";
     sha256 = "1dkzk0wf26rhvji80dz1r56dp6x9zqrnp87wldd4pj56jli94vir";
   };
 
@@ -20,7 +20,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = with stdenv.lib; {
-    homepage = https://ocaml.janestreet.com/;
+    homepage = "https://ocaml.janestreet.com/";
     description = "OCaml syntax extension to define first class values representing record fields, to get and set record fields, iterate and fold over all fields of a record and create new record values";
     license = licenses.asl20;
     maintainers = [ maintainers.vbgl ];
diff --git a/pkgs/development/ocaml-modules/fileutils/default.nix b/pkgs/development/ocaml-modules/fileutils/default.nix
index 8c9aa46d9a0..031680b1e33 100644
--- a/pkgs/development/ocaml-modules/fileutils/default.nix
+++ b/pkgs/development/ocaml-modules/fileutils/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation {
   name = "ocaml${ocaml.version}-fileutils-0.5.3";
 
   src = fetchurl {
-    url = https://forge.ocamlcore.org/frs/download.php/1728/ocaml-fileutils-0.5.3.tar.gz;
+    url = "https://forge.ocamlcore.org/frs/download.php/1728/ocaml-fileutils-0.5.3.tar.gz";
     sha256 = "1rc4cqlvdhbs55i85zfbfhz938fsy4fj6kwlkfm3ra7bpwn8bmpd";
   };
 
@@ -19,7 +19,7 @@ stdenv.mkDerivation {
   preInstall = "make doc";
 
   meta = {
-    homepage = https://forge.ocamlcore.org/projects/ocaml-fileutils/;
+    homepage = "https://forge.ocamlcore.org/projects/ocaml-fileutils/";
     platforms = ocaml.meta.platforms or [];
     description = "Library to provide pure OCaml functions to manipulate real file (POSIX like) and filename";
     license = stdenv.lib.licenses.lgpl21Plus;
diff --git a/pkgs/development/ocaml-modules/fix/default.nix b/pkgs/development/ocaml-modules/fix/default.nix
index 76cb6d08844..d1a2b93cee1 100644
--- a/pkgs/development/ocaml-modules/fix/default.nix
+++ b/pkgs/development/ocaml-modules/fix/default.nix
@@ -7,7 +7,7 @@ stdenv.mkDerivation {
   name = "ocaml-fix-20130611";
 
   src = fetchurl {
-    url = http://gallium.inria.fr/~fpottier/fix/fix-20130611.tar.gz;
+    url = "http://gallium.inria.fr/~fpottier/fix/fix-20130611.tar.gz";
     sha256 = "1phlqcs1nb93x9cf0w0hnq2ck4dmn71zm4mxf60w96vb9yb9qzp0";
   };
 
@@ -16,7 +16,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = with stdenv.lib; {
-    homepage = http://gallium.inria.fr/~fpottier/fix/;
+    homepage = "http://gallium.inria.fr/~fpottier/fix/";
     description = "A simple OCaml module for computing the least solution of a system of monotone equations";
     license = licenses.cecill-c;
     maintainers = [ maintainers.vbgl ];
diff --git a/pkgs/development/ocaml-modules/fmt/default.nix b/pkgs/development/ocaml-modules/fmt/default.nix
index d136ec092c2..2b1d92c56ed 100644
--- a/pkgs/development/ocaml-modules/fmt/default.nix
+++ b/pkgs/development/ocaml-modules/fmt/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation {
   name = "ocaml${ocaml.version}-fmt-0.8.5";
 
   src = fetchurl {
-    url = https://erratique.ch/software/fmt/releases/fmt-0.8.5.tbz;
+    url = "https://erratique.ch/software/fmt/releases/fmt-0.8.5.tbz";
     sha256 = "1zj9azcxcn6skmb69ykgmi9z8c50yskwg03wqgh87lypgjdcz060";
   };
 
@@ -15,7 +15,7 @@ stdenv.mkDerivation {
   inherit (topkg) buildPhase installPhase;
 
   meta = {
-    homepage = https://erratique.ch/software/fmt;
+    homepage = "https://erratique.ch/software/fmt";
     license = stdenv.lib.licenses.isc;
     description = "OCaml Format pretty-printer combinators";
     inherit (ocaml.meta) platforms;
diff --git a/pkgs/development/ocaml-modules/fpath/default.nix b/pkgs/development/ocaml-modules/fpath/default.nix
index bcd877f2be2..02b125642cc 100644
--- a/pkgs/development/ocaml-modules/fpath/default.nix
+++ b/pkgs/development/ocaml-modules/fpath/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation {
   name = "ocaml${ocaml.version}-fpath-0.7.2";
   src = fetchurl {
-    url = https://erratique.ch/software/fpath/releases/fpath-0.7.2.tbz;
+    url = "https://erratique.ch/software/fpath/releases/fpath-0.7.2.tbz";
     sha256 = "1hr05d8bpqmqcfdavn4rjk9rxr7v2zl84866f5knjifrm60sxqic";
   };
 
@@ -15,7 +15,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "An OCaml module for handling file system paths with POSIX and Windows conventions";
-    homepage = https://erratique.ch/software/fpath;
+    homepage = "https://erratique.ch/software/fpath";
     license = stdenv.lib.licenses.isc;
     maintainers = [ stdenv.lib.maintainers.vbgl ];
     inherit (ocaml.meta) platforms;
diff --git a/pkgs/development/ocaml-modules/frontc/default.nix b/pkgs/development/ocaml-modules/frontc/default.nix
index 979c364e496..e68f6a28cb4 100644
--- a/pkgs/development/ocaml-modules/frontc/default.nix
+++ b/pkgs/development/ocaml-modules/frontc/default.nix
@@ -2,7 +2,7 @@
 
 let
   meta_file = fetchurl {
-    url = https://raw.githubusercontent.com/ocaml/opam-repository/3c191ae9356ca7b3b628f2707cfcb863db42480f/packages/FrontC/FrontC.3.4.1/files/META;
+    url = "https://raw.githubusercontent.com/ocaml/opam-repository/3c191ae9356ca7b3b628f2707cfcb863db42480f/packages/FrontC/FrontC.3.4.1/files/META";
     sha256 = "0s2wsinycldk8y5p09xd0hsgbhckhy7bkghzl63bph6mwv64kq2d";
   };
 in
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
   };
 
   patches = [ (fetchpatch {
-      url = https://raw.githubusercontent.com/ocaml/opam-repository/3c191ae9356ca7b3b628f2707cfcb863db42480f/packages/FrontC/FrontC.3.4.1/files/opam.patch;
+      url = "https://raw.githubusercontent.com/ocaml/opam-repository/3c191ae9356ca7b3b628f2707cfcb863db42480f/packages/FrontC/FrontC.3.4.1/files/opam.patch";
       sha256 = "0v4f6740jbj1kxg1y03dzfa3x3gsrhv06wpzdj30gl4ki5fvj4hs";
     })
   ];
diff --git a/pkgs/development/ocaml-modules/functoria/default.nix b/pkgs/development/ocaml-modules/functoria/default.nix
index cc99b726e6e..3a4f7d46b6e 100644
--- a/pkgs/development/ocaml-modules/functoria/default.nix
+++ b/pkgs/development/ocaml-modules/functoria/default.nix
@@ -20,7 +20,7 @@ buildDunePackage rec {
 
   meta = with stdenv.lib; {
     description = "A DSL to organize functor applications";
-    homepage    = https://github.com/mirage/functoria;
+    homepage    = "https://github.com/mirage/functoria";
     license     = licenses.isc;
     maintainers = [ maintainers.vbgl ];
   };
diff --git a/pkgs/development/ocaml-modules/functory/default.nix b/pkgs/development/ocaml-modules/functory/default.nix
index 18b5fb39776..934a88254e2 100644
--- a/pkgs/development/ocaml-modules/functory/default.nix
+++ b/pkgs/development/ocaml-modules/functory/default.nix
@@ -28,7 +28,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = with stdenv.lib; {
-    homepage = https://www.lri.fr/~filliatr/functory/;
+    homepage = "https://www.lri.fr/~filliatr/functory/";
     description = "A distributed computing library for Objective Caml which facilitates distributed execution of parallelizable computations in a seamless fashion";
     license = licenses.lgpl21;
     maintainers = [ maintainers.vbgl ];
diff --git a/pkgs/development/ocaml-modules/gapi-ocaml/default.nix b/pkgs/development/ocaml-modules/gapi-ocaml/default.nix
index 25f5e35492b..20ade26f909 100644
--- a/pkgs/development/ocaml-modules/gapi-ocaml/default.nix
+++ b/pkgs/development/ocaml-modules/gapi-ocaml/default.nix
@@ -17,7 +17,7 @@ buildDunePackage rec {
 
   meta = {
     description = "OCaml client for google services";
-    homepage = http://gapi-ocaml.forge.ocamlcore.org;
+    homepage = "http://gapi-ocaml.forge.ocamlcore.org";
     license = stdenv.lib.licenses.mit;
     maintainers = with stdenv.lib.maintainers; [ bennofs ];
   };
diff --git a/pkgs/development/ocaml-modules/gen/default.nix b/pkgs/development/ocaml-modules/gen/default.nix
index 626e6321acf..9e37d9b9a2d 100644
--- a/pkgs/development/ocaml-modules/gen/default.nix
+++ b/pkgs/development/ocaml-modules/gen/default.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = https://github.com/c-cube/gen;
+    homepage = "https://github.com/c-cube/gen";
     description = "Simple, efficient iterators for OCaml";
     license = stdenv.lib.licenses.bsd3;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/gmetadom/default.nix b/pkgs/development/ocaml-modules/gmetadom/default.nix
index 1d5aabf3004..d47ad8ce859 100644
--- a/pkgs/development/ocaml-modules/gmetadom/default.nix
+++ b/pkgs/development/ocaml-modules/gmetadom/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   propagatedBuildInputs = [gdome2];
 
   meta = {
-    homepage = http://gmetadom.sourceforge.net/;
+    homepage = "http://gmetadom.sourceforge.net/";
     description = "A collection of librares, each library providing a DOM implementation";
     license = stdenv.lib.licenses.lgpl21Plus;
     maintainers = [ stdenv.lib.maintainers.roconnor ];
diff --git a/pkgs/development/ocaml-modules/gtktop/default.nix b/pkgs/development/ocaml-modules/gtktop/default.nix
index 07420693005..b0e17a28e51 100644
--- a/pkgs/development/ocaml-modules/gtktop/default.nix
+++ b/pkgs/development/ocaml-modules/gtktop/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = http://zoggy.github.io/gtktop/;
+    homepage = "http://zoggy.github.io/gtktop/";
     description = "A small OCaml library to ease the creation of graphical toplevels";
     license = stdenv.lib.licenses.lgpl3;
     maintainers = with stdenv.lib.maintainers; [ vbgl ];
diff --git a/pkgs/development/ocaml-modules/herelib/default.nix b/pkgs/development/ocaml-modules/herelib/default.nix
index c9a40b61437..a99b6cb711e 100644
--- a/pkgs/development/ocaml-modules/herelib/default.nix
+++ b/pkgs/development/ocaml-modules/herelib/default.nix
@@ -12,7 +12,7 @@ buildOcaml rec {
   };
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/herelib;
+    homepage = "https://github.com/janestreet/herelib";
     description = "Syntax extension for inserting the current location";
     license = stdenv.lib.licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/hex/default.nix b/pkgs/development/ocaml-modules/hex/default.nix
index 11e1b5dc670..8e9dd2db250 100644
--- a/pkgs/development/ocaml-modules/hex/default.nix
+++ b/pkgs/development/ocaml-modules/hex/default.nix
@@ -16,7 +16,7 @@ buildDunePackage rec {
 
   meta = {
     description = "Mininal OCaml library providing hexadecimal converters";
-    homepage = https://github.com/mirage/ocaml-hex;
+    homepage = "https://github.com/mirage/ocaml-hex";
     license = stdenv.lib.licenses.isc;
     maintainers = with stdenv.lib.maintainers; [ vbgl ];
   };
diff --git a/pkgs/development/ocaml-modules/higlo/default.nix b/pkgs/development/ocaml-modules/higlo/default.nix
index 93e2b3b8429..ecda6338bee 100644
--- a/pkgs/development/ocaml-modules/higlo/default.nix
+++ b/pkgs/development/ocaml-modules/higlo/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "OCaml library for syntax highlighting";
-    homepage = https://zoggy.github.io/higlo/;
+    homepage = "https://zoggy.github.io/higlo/";
     license = licenses.lgpl3;
     platforms = ocaml.meta.platforms or [];
     maintainers = with maintainers; [ regnat ];
diff --git a/pkgs/development/ocaml-modules/http/default.nix b/pkgs/development/ocaml-modules/http/default.nix
index 4a8b3906336..3936eb13c2f 100644
--- a/pkgs/development/ocaml-modules/http/default.nix
+++ b/pkgs/development/ocaml-modules/http/default.nix
@@ -8,7 +8,7 @@ stdenv.mkDerivation {
   name = "ocaml-http-0.1.5";
 
   src = fetchurl {
-    url = https://forge.ocamlcore.org/frs/download.php/545/ocaml-http-0.1.5.tar.gz;
+    url = "https://forge.ocamlcore.org/frs/download.php/545/ocaml-http-0.1.5.tar.gz";
     sha256 = "09q12b0j01iymflssxigsqggbsp8dqh9pfvkm76dv860544mygws";
   };
 
@@ -30,7 +30,7 @@ stdenv.mkDerivation {
   '';
 
   meta = with stdenv.lib; {
-    homepage = http://ocaml-http.forge.ocamlcore.org/;
+    homepage = "http://ocaml-http.forge.ocamlcore.org/";
     platforms = ocaml.meta.platforms or [];
     description = "Do it yourself (OCaml) HTTP daemon";
     license = licenses.lgpl2;
diff --git a/pkgs/development/ocaml-modules/inifiles/default.nix b/pkgs/development/ocaml-modules/inifiles/default.nix
index 1860e585b59..eeeaab8092f 100644
--- a/pkgs/development/ocaml-modules/inifiles/default.nix
+++ b/pkgs/development/ocaml-modules/inifiles/default.nix
@@ -4,12 +4,12 @@ stdenv.mkDerivation {
 	name = "ocaml${ocaml.version}-inifiles-1.2";
 
 	src = fetchurl {
-		url = http://archive.ubuntu.com/ubuntu/pool/universe/o/ocaml-inifiles/ocaml-inifiles_1.2.orig.tar.gz;
+		url = "http://archive.ubuntu.com/ubuntu/pool/universe/o/ocaml-inifiles/ocaml-inifiles_1.2.orig.tar.gz";
 		sha256 = "0jhzgiypmh6hwsv1zpiq77fi0cvcmwbiy5x0yg7mz6p3dh1dmkns";
 	};
 
 	patches = [ (fetchpatch {
-		url = https://raw.githubusercontent.com/ocaml/opam-repository/master/packages/ocaml-inifiles/ocaml-inifiles.1.2/files/ocaml-inifiles.diff;
+		url = "https://raw.githubusercontent.com/ocaml/opam-repository/master/packages/ocaml-inifiles/ocaml-inifiles.1.2/files/ocaml-inifiles.diff";
 		sha256 = "037kk3172s187w8vwsykdxlpklxzc7m7np57sapk499d8adzdgwn";
 	})];
 
diff --git a/pkgs/development/ocaml-modules/integers/default.nix b/pkgs/development/ocaml-modules/integers/default.nix
index 14d6506ad13..a949b339c72 100644
--- a/pkgs/development/ocaml-modules/integers/default.nix
+++ b/pkgs/development/ocaml-modules/integers/default.nix
@@ -12,7 +12,7 @@ buildDunePackage rec {
 	meta = {
 		description = "Various signed and unsigned integer types for OCaml";
 		license = lib.licenses.mit;
-		homepage = https://github.com/ocamllabs/ocaml-integers;
+		homepage = "https://github.com/ocamllabs/ocaml-integers";
 		maintainers = [ lib.maintainers.vbgl ];
 	};
 }
diff --git a/pkgs/development/ocaml-modules/io-page/default.nix b/pkgs/development/ocaml-modules/io-page/default.nix
index e0f02456962..d9e4c8cdf81 100644
--- a/pkgs/development/ocaml-modules/io-page/default.nix
+++ b/pkgs/development/ocaml-modules/io-page/default.nix
@@ -13,7 +13,7 @@ buildDunePackage rec {
   propagatedBuildInputs = [ cstruct ];
 
   meta = {
-    homepage = https://github.com/mirage/io-page;
+    homepage = "https://github.com/mirage/io-page";
     license = stdenv.lib.licenses.isc;
     description = "IO memory page library for Mirage backends";
     maintainers = with stdenv.lib.maintainers; [ vbgl ];
diff --git a/pkgs/development/ocaml-modules/ipaddr/2.6.1.nix b/pkgs/development/ocaml-modules/ipaddr/2.6.1.nix
index cdc273d6ecf..a602393e920 100644
--- a/pkgs/development/ocaml-modules/ipaddr/2.6.1.nix
+++ b/pkgs/development/ocaml-modules/ipaddr/2.6.1.nix
@@ -24,7 +24,7 @@ buildOcaml rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/mirage/ocaml-ipaddr;
+    homepage = "https://github.com/mirage/ocaml-ipaddr";
     description = "A library for manipulation of IP (and MAC) address representations ";
     license = licenses.mit;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/ipaddr/default.nix b/pkgs/development/ocaml-modules/ipaddr/default.nix
index be76e413c36..d7009fdf553 100644
--- a/pkgs/development/ocaml-modules/ipaddr/default.nix
+++ b/pkgs/development/ocaml-modules/ipaddr/default.nix
@@ -14,7 +14,7 @@ buildDunePackage rec {
   doCheck = true;
 
   meta = with lib; {
-    homepage = https://github.com/mirage/ocaml-ipaddr;
+    homepage = "https://github.com/mirage/ocaml-ipaddr";
     description = "A library for manipulation of IP (and MAC) address representations ";
     license = licenses.isc;
     maintainers = with maintainers; [ alexfmpe ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/irmin/1.4.nix b/pkgs/development/ocaml-modules/irmin/1.4.nix
index 878160f4b0a..c1d170f78ee 100644
--- a/pkgs/development/ocaml-modules/irmin/1.4.nix
+++ b/pkgs/development/ocaml-modules/irmin/1.4.nix
@@ -18,7 +18,7 @@ buildDunePackage rec {
   doCheck = true;
 
   meta = with lib; {
-    homepage = https://github.com/mirage/irmin;
+    homepage = "https://github.com/mirage/irmin";
     description = "Irmin, a distributed database that follows the same design principles as Git";
     license = licenses.isc;
     maintainers = [ maintainers.alexfmpe ];
diff --git a/pkgs/development/ocaml-modules/iso8601/default.nix b/pkgs/development/ocaml-modules/iso8601/default.nix
index 96f0205aa79..2a2953673f9 100644
--- a/pkgs/development/ocaml-modules/iso8601/default.nix
+++ b/pkgs/development/ocaml-modules/iso8601/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = https://ocaml-community.github.io/ISO8601.ml/;
+    homepage = "https://ocaml-community.github.io/ISO8601.ml/";
     description = "ISO 8601 and RFC 3999 date parsing for OCaml";
     license = stdenv.lib.licenses.mit;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/iter/default.nix b/pkgs/development/ocaml-modules/iter/default.nix
index 964a7c6f5a3..45cfa07e436 100644
--- a/pkgs/development/ocaml-modules/iter/default.nix
+++ b/pkgs/development/ocaml-modules/iter/default.nix
@@ -17,7 +17,7 @@ buildDunePackage rec {
   doCheck = lib.versionAtLeast ocaml.version "4.04";
 
   meta = {
-    homepage = https://github.com/c-cube/sequence;
+    homepage = "https://github.com/c-cube/sequence";
     description = "Simple sequence (iterator) datatype and combinators";
     longDescription = ''
       Simple sequence datatype, intended to transfer a finite number of
diff --git a/pkgs/development/ocaml-modules/janestreet/async-extra.nix b/pkgs/development/ocaml-modules/janestreet/async-extra.nix
index ff923bbd467..3de02437dd9 100644
--- a/pkgs/development/ocaml-modules/janestreet/async-extra.nix
+++ b/pkgs/development/ocaml-modules/janestreet/async-extra.nix
@@ -9,7 +9,7 @@ buildOcamlJane {
                             fieldslib herelib pipebang sexplib async_rpc_kernel ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/async_extra;
+    homepage = "https://github.com/janestreet/async_extra";
     description = "Jane Street Capital's asynchronous execution library (extra)";
     license = licenses.asl20;
     maintainers = [ maintainers.maurer maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/janestreet/async-kernel.nix b/pkgs/development/ocaml-modules/janestreet/async-kernel.nix
index 49f38136c4f..6e8a5cae635 100644
--- a/pkgs/development/ocaml-modules/janestreet/async-kernel.nix
+++ b/pkgs/development/ocaml-modules/janestreet/async-kernel.nix
@@ -8,7 +8,7 @@ buildOcamlJane {
   propagatedBuildInputs = [ core_kernel bin_prot fieldslib herelib sexplib ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/async_kernel;
+    homepage = "https://github.com/janestreet/async_kernel";
     description = "Jane Street Capital's asynchronous execution library (core) ";
     license = licenses.asl20;
     maintainers = [ maintainers.maurer maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/janestreet/async-rpc-kernel.nix b/pkgs/development/ocaml-modules/janestreet/async-rpc-kernel.nix
index 83a7e13a5d0..70780ee385f 100644
--- a/pkgs/development/ocaml-modules/janestreet/async-rpc-kernel.nix
+++ b/pkgs/development/ocaml-modules/janestreet/async-rpc-kernel.nix
@@ -10,7 +10,7 @@ buildOcamlJane {
     sexplib typerep variantslib ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/async_rpc_kernel;
+    homepage = "https://github.com/janestreet/async_rpc_kernel";
     description = "Platform-independent core of Async RPC library";
     license = licenses.asl20;
     maintainers = [ maintainers.maurer ];
diff --git a/pkgs/development/ocaml-modules/janestreet/async-unix.nix b/pkgs/development/ocaml-modules/janestreet/async-unix.nix
index 0d0f26134f2..5678d95a131 100644
--- a/pkgs/development/ocaml-modules/janestreet/async-unix.nix
+++ b/pkgs/development/ocaml-modules/janestreet/async-unix.nix
@@ -9,7 +9,7 @@ buildOcamlJane {
                             fieldslib herelib pipebang sexplib ];
 
   meta = with stdenv.lib; {
-   homepage = https://github.com/janestreet/async_unix;
+   homepage = "https://github.com/janestreet/async_unix";
    description = "Jane Street Capital's asynchronous execution library (unix)";
    license = licenses.asl20;
    maintainers = [ maintainers.maurer maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/janestreet/async.nix b/pkgs/development/ocaml-modules/janestreet/async.nix
index fe01e47426d..8f15531403a 100644
--- a/pkgs/development/ocaml-modules/janestreet/async.nix
+++ b/pkgs/development/ocaml-modules/janestreet/async.nix
@@ -8,7 +8,7 @@ buildOcamlJane {
   propagatedBuildInputs = [ async_kernel async_unix async_extra ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/async;
+    homepage = "https://github.com/janestreet/async";
     description = "Jane Street Capital's asynchronous execution library";
     license = licenses.asl20;
     maintainers = [ maintainers.maurer maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/janestreet/async_ssl.nix b/pkgs/development/ocaml-modules/janestreet/async_ssl.nix
index e8f42ef71d1..c13f9a34fb7 100644
--- a/pkgs/development/ocaml-modules/janestreet/async_ssl.nix
+++ b/pkgs/development/ocaml-modules/janestreet/async_ssl.nix
@@ -9,7 +9,7 @@ buildOcamlJane {
   propagatedBuildInputs = [ ctypes async comparelib core fieldslib
                             herelib pipebang sexplib openssl ocaml_oasis ];
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/async_ssl;
+    homepage = "https://github.com/janestreet/async_ssl";
     description = "Async wrappers for ssl";
     license = licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/janestreet/bin_prot.nix b/pkgs/development/ocaml-modules/janestreet/bin_prot.nix
index c47fcd2fea6..1eb6b6a95f8 100644
--- a/pkgs/development/ocaml-modules/janestreet/bin_prot.nix
+++ b/pkgs/development/ocaml-modules/janestreet/bin_prot.nix
@@ -9,7 +9,7 @@ buildOcamlJane {
   propagatedBuildInputs = [ type_conv ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/bin_prot;
+    homepage = "https://github.com/janestreet/bin_prot";
     description = "Binary protocol generator ";
     license = licenses.asl20;
     maintainers = [ maintainers.maurer maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/janestreet/core-extended.nix b/pkgs/development/ocaml-modules/janestreet/core-extended.nix
index c7c69beedb7..19550a82327 100644
--- a/pkgs/development/ocaml-modules/janestreet/core-extended.nix
+++ b/pkgs/development/ocaml-modules/janestreet/core-extended.nix
@@ -20,7 +20,7 @@ EOF
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/core_extended;
+    homepage = "https://github.com/janestreet/core_extended";
     description = "Jane Street Capital's standard library overlay";
     license = licenses.asl20;
     maintainers = [ maintainers.maurer maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/janestreet/core.nix b/pkgs/development/ocaml-modules/janestreet/core.nix
index f6a7ba5b0db..ac62bc51b07 100644
--- a/pkgs/development/ocaml-modules/janestreet/core.nix
+++ b/pkgs/development/ocaml-modules/janestreet/core.nix
@@ -11,7 +11,7 @@ buildOcamlJane {
       ppx_assert ppx_bench ppx_driver ppx_expect ppx_inline_test ppx_jane ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/core;
+    homepage = "https://github.com/janestreet/core";
     description = "Jane Street Capital's standard library overlay";
     license = licenses.asl20;
     maintainers = [ maintainers.maurer maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/janestreet/core_bench.nix b/pkgs/development/ocaml-modules/janestreet/core_bench.nix
index b279318dd93..1956a7f3b70 100644
--- a/pkgs/development/ocaml-modules/janestreet/core_bench.nix
+++ b/pkgs/development/ocaml-modules/janestreet/core_bench.nix
@@ -12,7 +12,7 @@ buildOcamlJane {
     [ core core_extended textutils ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/core_bench;
+    homepage = "https://github.com/janestreet/core_bench";
     description = "Micro-benchmarking library for OCaml";
     license = licenses.asl20;
     maintainers = [ maintainers.pmahoney ];
diff --git a/pkgs/development/ocaml-modules/janestreet/core_kernel.nix b/pkgs/development/ocaml-modules/janestreet/core_kernel.nix
index 53e92a95c23..b2f0661e768 100644
--- a/pkgs/development/ocaml-modules/janestreet/core_kernel.nix
+++ b/pkgs/development/ocaml-modules/janestreet/core_kernel.nix
@@ -10,7 +10,7 @@ buildOcamlJane {
       ppx_assert ppx_bench ppx_driver ppx_expect ppx_inline_test ppx_jane ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/core_kernel;
+    homepage = "https://github.com/janestreet/core_kernel";
     description = "Jane Street Capital's standard library overlay (kernel)";
     license = licenses.asl20;
     maintainers = [ maintainers.maurer maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/janestreet/fieldslib.nix b/pkgs/development/ocaml-modules/janestreet/fieldslib.nix
index 8ce1ca6c505..39aeb704717 100644
--- a/pkgs/development/ocaml-modules/janestreet/fieldslib.nix
+++ b/pkgs/development/ocaml-modules/janestreet/fieldslib.nix
@@ -11,7 +11,7 @@ buildOcamlJane {
   propagatedBuildInputs = [ type_conv ];
 
   meta = with stdenv.lib; {
-    homepage = https://ocaml.janestreet.com/;
+    homepage = "https://ocaml.janestreet.com/";
     description = "OCaml syntax extension to define first class values representing record fields, to get and set record fields, iterate and fold over all fields of a record and create new record values";
     license = licenses.asl20;
     maintainers = [ maintainers.maurer maintainers.vbgl ];
diff --git a/pkgs/development/ocaml-modules/janestreet/re2.nix b/pkgs/development/ocaml-modules/janestreet/re2.nix
index 9153d336b22..1157c398080 100644
--- a/pkgs/development/ocaml-modules/janestreet/re2.nix
+++ b/pkgs/development/ocaml-modules/janestreet/re2.nix
@@ -12,7 +12,7 @@ buildOcamlJane {
       ppx_assert ppx_bench ppx_driver ppx_expect ppx_inline_test ppx_jane ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/re2;
+    homepage = "https://github.com/janestreet/re2";
     description = "OCaml bindings for RE2";
     maintainers = [ maintainers.maurer ];
     license = licenses.asl20;
diff --git a/pkgs/development/ocaml-modules/janestreet/sexplib.nix b/pkgs/development/ocaml-modules/janestreet/sexplib.nix
index f4a86f80b04..1bb9d489b14 100644
--- a/pkgs/development/ocaml-modules/janestreet/sexplib.nix
+++ b/pkgs/development/ocaml-modules/janestreet/sexplib.nix
@@ -10,7 +10,7 @@ buildOcamlJane {
   propagatedBuildInputs = [ type_conv ];
 
   meta = with stdenv.lib; {
-    homepage = https://ocaml.janestreet.com/;
+    homepage = "https://ocaml.janestreet.com/";
     description = "Library for serializing OCaml values to and from S-expressions";
     license = licenses.asl20;
     maintainers = [ maintainers.maurer maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/janestreet/textutils.nix b/pkgs/development/ocaml-modules/janestreet/textutils.nix
index 6b3dba5aac8..e6d74b52f0b 100644
--- a/pkgs/development/ocaml-modules/janestreet/textutils.nix
+++ b/pkgs/development/ocaml-modules/janestreet/textutils.nix
@@ -10,7 +10,7 @@ buildOcamlJane {
       ppx_assert ppx_bench ppx_driver ppx_expect ppx_inline_test ppx_jane ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/textutils;
+    homepage = "https://github.com/janestreet/textutils";
     description = "Text output utilities";
     maintainers = [ maintainers.maurer ];
     license = licenses.asl20;
diff --git a/pkgs/development/ocaml-modules/janestreet/typerep.nix b/pkgs/development/ocaml-modules/janestreet/typerep.nix
index 2e8fcde1d0d..9ed037e5211 100644
--- a/pkgs/development/ocaml-modules/janestreet/typerep.nix
+++ b/pkgs/development/ocaml-modules/janestreet/typerep.nix
@@ -11,7 +11,7 @@ buildOcamlJane {
   propagatedBuildInputs = [ type_conv ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/typerep;
+    homepage = "https://github.com/janestreet/typerep";
     description = "Runtime types for OCaml (beta version)";
     license = licenses.asl20;
     maintainers = [ maintainers.maurer maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/janestreet/variantslib.nix b/pkgs/development/ocaml-modules/janestreet/variantslib.nix
index 7b3af8a080e..02e63291add 100644
--- a/pkgs/development/ocaml-modules/janestreet/variantslib.nix
+++ b/pkgs/development/ocaml-modules/janestreet/variantslib.nix
@@ -11,7 +11,7 @@ buildOcamlJane {
   propagatedBuildInputs = [ type_conv ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/variantslib;
+    homepage = "https://github.com/janestreet/variantslib";
     description = "OCaml variants as first class values";
     license = licenses.asl20;
     maintainers = [ maintainers.maurer maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/javalib/default.nix b/pkgs/development/ocaml-modules/javalib/default.nix
index 91ccbc9ca9e..f7978cf4805 100644
--- a/pkgs/development/ocaml-modules/javalib/default.nix
+++ b/pkgs/development/ocaml-modules/javalib/default.nix
@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A library that parses Java .class files into OCaml data structures";
-    homepage = https://javalib-team.github.io/javalib/;
+    homepage = "https://javalib-team.github.io/javalib/";
     license = licenses.lgpl3;
     maintainers = [ maintainers.vbgl ];
     inherit (ocaml.meta) platforms;
diff --git a/pkgs/development/ocaml-modules/jingoo/default.nix b/pkgs/development/ocaml-modules/jingoo/default.nix
index 30aea547cbd..bf1e59c2f22 100644
--- a/pkgs/development/ocaml-modules/jingoo/default.nix
+++ b/pkgs/development/ocaml-modules/jingoo/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   createFindlibDestdir = true;
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/tategakibunko/jingoo;
+    homepage = "https://github.com/tategakibunko/jingoo";
     description = "OCaml template engine almost compatible with jinja2";
     license = licenses.mit;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/jsonm/default.nix b/pkgs/development/ocaml-modules/jsonm/default.nix
index d1f5cabb32d..e1f09f5a4a2 100644
--- a/pkgs/development/ocaml-modules/jsonm/default.nix
+++ b/pkgs/development/ocaml-modules/jsonm/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "An OCaml non-blocking streaming codec to decode and encode the JSON data format";
-    homepage = https://erratique.ch/software/jsonm;
+    homepage = "https://erratique.ch/software/jsonm";
     license = stdenv.lib.licenses.bsd3;
     maintainers = with stdenv.lib.maintainers; [ vbgl ];
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/kafka/default.nix b/pkgs/development/ocaml-modules/kafka/default.nix
index 4eeb8d975fd..0176daeaf6c 100644
--- a/pkgs/development/ocaml-modules/kafka/default.nix
+++ b/pkgs/development/ocaml-modules/kafka/default.nix
@@ -17,7 +17,7 @@ buildDunePackage rec {
   propagatedBuildInputs = [ rdkafka zlib ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/didier-wenzek/ocaml-kafka;
+    homepage = "https://github.com/didier-wenzek/ocaml-kafka";
     description = "OCaml bindings for Kafka";
     license     = licenses.mit;
     maintainers = [ maintainers.rixed ];
diff --git a/pkgs/development/ocaml-modules/lablgl/default.nix b/pkgs/development/ocaml-modules/lablgl/default.nix
index 847322b1a10..2172135e8d4 100644
--- a/pkgs/development/ocaml-modules/lablgl/default.nix
+++ b/pkgs/development/ocaml-modules/lablgl/default.nix
@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = http://wwwfun.kurims.kyoto-u.ac.jp/soft/lsl/lablgl.html;
+    homepage = "http://wwwfun.kurims.kyoto-u.ac.jp/soft/lsl/lablgl.html";
     description = "OpenGL bindings for ocaml";
     license = licenses.gpl2;
     maintainers = with maintainers; [ pSub vbgl ];
diff --git a/pkgs/development/ocaml-modules/lablgtk-extras/1.4.nix b/pkgs/development/ocaml-modules/lablgtk-extras/1.4.nix
index dae81f1df16..1dfc4305022 100644
--- a/pkgs/development/ocaml-modules/lablgtk-extras/1.4.nix
+++ b/pkgs/development/ocaml-modules/lablgtk-extras/1.4.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation {
   name = "ocaml-lablgtk-extras-1.4";
   src = fetchurl {
-    url = http://forge.ocamlcore.org/frs/download.php/1282/lablgtkextras-1.4.tar.gz;
+    url = "http://forge.ocamlcore.org/frs/download.php/1282/lablgtkextras-1.4.tar.gz";
     sha256 = "09fqxwdib7r9yxynknc9gv3jw2hnhj5cak7q5jngk6m8rzvmhfcc";
   };
 
@@ -15,7 +15,7 @@ stdenv.mkDerivation {
   meta = {
     platforms = ocaml.meta.platforms or [];
     maintainers = with stdenv.lib.maintainers; [ vbgl ];
-    homepage = http://gtk-extras.forge.ocamlcore.org/;
+    homepage = "http://gtk-extras.forge.ocamlcore.org/";
     description = "A collection of libraries and modules useful when developing OCaml/LablGtk2 applications";
     license = stdenv.lib.licenses.lgpl2Plus;
     branch = "1.4";
diff --git a/pkgs/development/ocaml-modules/lablgtk-extras/default.nix b/pkgs/development/ocaml-modules/lablgtk-extras/default.nix
index 9e6013b9083..de1c1e6ea94 100644
--- a/pkgs/development/ocaml-modules/lablgtk-extras/default.nix
+++ b/pkgs/development/ocaml-modules/lablgtk-extras/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
   meta = {
     platforms = ocaml.meta.platforms or [];
     maintainers = with stdenv.lib.maintainers; [ vbgl ];
-    homepage = http://gtk-extras.forge.ocamlcore.org/;
+    homepage = "http://gtk-extras.forge.ocamlcore.org/";
     description = "A collection of libraries and modules useful when developing OCaml/LablGtk2 applications";
     license = stdenv.lib.licenses.lgpl2Plus;
   };
diff --git a/pkgs/development/ocaml-modules/lablgtk/2.14.0.nix b/pkgs/development/ocaml-modules/lablgtk/2.14.0.nix
index e2ebb76397c..eae356462b3 100644
--- a/pkgs/development/ocaml-modules/lablgtk/2.14.0.nix
+++ b/pkgs/development/ocaml-modules/lablgtk/2.14.0.nix
@@ -34,7 +34,7 @@ stdenv.mkDerivation (rec {
       stdenv.lib.maintainers.maggesi
       stdenv.lib.maintainers.roconnor
     ];
-    homepage = http://wwwfun.kurims.kyoto-u.ac.jp/soft/lsl/lablgtk.html;
+    homepage = "http://wwwfun.kurims.kyoto-u.ac.jp/soft/lsl/lablgtk.html";
     description = "LablGTK is is an Objective Caml interface to GTK";
     license = stdenv.lib.licenses.lgpl21Plus;
   };
diff --git a/pkgs/development/ocaml-modules/lablgtk/default.nix b/pkgs/development/ocaml-modules/lablgtk/default.nix
index 46b76abd268..e9ad3104d3f 100644
--- a/pkgs/development/ocaml-modules/lablgtk/default.nix
+++ b/pkgs/development/ocaml-modules/lablgtk/default.nix
@@ -8,7 +8,7 @@ let param =
     sha256 = "1qsd9nv96fxddc8zayqiqxw9hcyf29axckqg100fm2brs2prpxci";
   } else if check "3.12" then {
     version = "2.18.5";
-    url = https://forge.ocamlcore.org/frs/download.php/1627/lablgtk-2.18.5.tar.gz;
+    url = "https://forge.ocamlcore.org/frs/download.php/1627/lablgtk-2.18.5.tar.gz";
     sha256 = "0cyj6sfdvzx8hw7553lhgwc0krlgvlza0ph3dk9gsxy047dm3wib";
   } else throw "lablgtk is not available for OCaml ${ocaml.version}";
 in
@@ -39,7 +39,7 @@ stdenv.mkDerivation {
     maintainers = with maintainers; [
       maggesi roconnor vbgl
     ];
-    homepage = http://lablgtk.forge.ocamlcore.org/;
+    homepage = "http://lablgtk.forge.ocamlcore.org/";
     description = "An OCaml interface to GTK";
     license = licenses.lgpl21Plus;
   };
diff --git a/pkgs/development/ocaml-modules/lablgtkmathview/default.nix b/pkgs/development/ocaml-modules/lablgtkmathview/default.nix
index b5bcb0de1ee..b91e9268475 100644
--- a/pkgs/development/ocaml-modules/lablgtkmathview/default.nix
+++ b/pkgs/development/ocaml-modules/lablgtkmathview/default.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = {
-    homepage = http://helm.cs.unibo.it/mml-widget/;
+    homepage = "http://helm.cs.unibo.it/mml-widget/";
     description = "OCaml bindings for gtkmathview";
     license = stdenv.lib.licenses.lgpl2Plus;
     maintainers = [ stdenv.lib.maintainers.roconnor ];
diff --git a/pkgs/development/ocaml-modules/lacaml/default.nix b/pkgs/development/ocaml-modules/lacaml/default.nix
index e576fa998c2..41bfb3125e3 100644
--- a/pkgs/development/ocaml-modules/lacaml/default.nix
+++ b/pkgs/development/ocaml-modules/lacaml/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   inherit (dune) installPhase;
 
   meta = with stdenv.lib; {
-    homepage = http://mmottl.github.io/lacaml;
+    homepage = "http://mmottl.github.io/lacaml";
     description = "OCaml bindings for BLAS and LAPACK";
     license = licenses.lgpl21Plus;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/lambda-term/default.nix b/pkgs/development/ocaml-modules/lambda-term/default.nix
index 89009c6d4bc..f02ff4d2996 100644
--- a/pkgs/development/ocaml-modules/lambda-term/default.nix
+++ b/pkgs/development/ocaml-modules/lambda-term/default.nix
@@ -28,7 +28,7 @@ buildDunePackage rec {
     console applications.
     '';
 
-    homepage = https://github.com/diml/lambda-term;
+    homepage = "https://github.com/diml/lambda-term";
     license = stdenv.lib.licenses.bsd3;
     maintainers = [
       stdenv.lib.maintainers.gal_bolle
diff --git a/pkgs/development/ocaml-modules/lens/default.nix b/pkgs/development/ocaml-modules/lens/default.nix
index 27a753ae81a..4a9706b4ba8 100644
--- a/pkgs/development/ocaml-modules/lens/default.nix
+++ b/pkgs/development/ocaml-modules/lens/default.nix
@@ -13,7 +13,7 @@ buildDunePackage rec {
   buildInputs = [ ppx_deriving ppxfind ];
 
   meta = with lib; {
-    homepage = https://github.com/pdonadeo/ocaml-lens;
+    homepage = "https://github.com/pdonadeo/ocaml-lens";
     description = "Functional lenses";
     license = licenses.bsd3;
     maintainers = with maintainers; [
diff --git a/pkgs/development/ocaml-modules/llvm/default.nix b/pkgs/development/ocaml-modules/llvm/default.nix
index b74501fdd68..24fde437d5c 100644
--- a/pkgs/development/ocaml-modules/llvm/default.nix
+++ b/pkgs/development/ocaml-modules/llvm/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation {
   propagatedBuildInputs = [ llvm ];
 
   patches = [ (fetchpatch {
-    url = https://raw.githubusercontent.com/ocaml/opam-repository/2bdc193f5a9305ea93bf0f0dfc1fbc327c8b9306/packages/llvm/llvm.7.0.0/files/fix-shared.patch;
+    url = "https://raw.githubusercontent.com/ocaml/opam-repository/2bdc193f5a9305ea93bf0f0dfc1fbc327c8b9306/packages/llvm/llvm.7.0.0/files/fix-shared.patch";
     sha256 = "1p98j3b1vrryfn1xa7i50m6mmm4dyw5ldafq6kyh9sfmdihz4zsx";
   })];
 
diff --git a/pkgs/development/ocaml-modules/lwt/legacy.nix b/pkgs/development/ocaml-modules/lwt/legacy.nix
index c540124d104..795baa0467e 100644
--- a/pkgs/development/ocaml-modules/lwt/legacy.nix
+++ b/pkgs/development/ocaml-modules/lwt/legacy.nix
@@ -47,7 +47,7 @@ buildOcaml {
   hasSharedObjects = true;
 
   meta = with stdenv.lib; {
-    homepage = http://ocsigen.org/lwt;
+    homepage = "http://ocsigen.org/lwt";
     description = "Lightweight thread library for Objective Caml";
     license = licenses.lgpl21;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/lwt_react/default.nix b/pkgs/development/ocaml-modules/lwt_react/default.nix
index 41276668ecc..4d82db043e8 100644
--- a/pkgs/development/ocaml-modules/lwt_react/default.nix
+++ b/pkgs/development/ocaml-modules/lwt_react/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation rec {
 	version = "1.0.1";
 	name = "ocaml${ocaml.version}-lwt_react-${version}";
 	src = fetchzip {
-		url = https://github.com/ocsigen/lwt/releases/download/3.0.0/lwt_react-1.0.1.tar.gz;
+		url = "https://github.com/ocsigen/lwt/releases/download/3.0.0/lwt_react-1.0.1.tar.gz";
 		sha256 = "1bbz7brvdskf4angzn3q2s2s6qdnx7x8m8syayysh23gwv4c7v31";
 	};
 
diff --git a/pkgs/development/ocaml-modules/macaddr/default.nix b/pkgs/development/ocaml-modules/macaddr/default.nix
index 7061fdf5d5b..1332c541354 100644
--- a/pkgs/development/ocaml-modules/macaddr/default.nix
+++ b/pkgs/development/ocaml-modules/macaddr/default.nix
@@ -18,7 +18,7 @@ buildDunePackage rec {
   doCheck = false; # ipaddr and macaddr tests are together, which requires mutual dependency
 
   meta = with lib; {
-    homepage = https://github.com/mirage/ocaml-ipaddr;
+    homepage = "https://github.com/mirage/ocaml-ipaddr";
     description = "A library for manipulation of MAC address representations";
     license = licenses.isc;
     maintainers = [ maintainers.alexfmpe ];
diff --git a/pkgs/development/ocaml-modules/macaque/default.nix b/pkgs/development/ocaml-modules/macaque/default.nix
index 3d015e26275..32acccd54f2 100644
--- a/pkgs/development/ocaml-modules/macaque/default.nix
+++ b/pkgs/development/ocaml-modules/macaque/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation {
   name = "ocaml-macaque-0.7.2";
   src = fetchzip {
-    url = https://github.com/ocsigen/macaque/archive/0.7.2.tar.gz;
+    url = "https://github.com/ocsigen/macaque/archive/0.7.2.tar.gz";
     sha256 = "14i0a8cndzndjmlkyhf31r451q99cnkndgxcj0id4qjqhdl4bmjv";
   };
 
@@ -14,7 +14,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "Macros for Caml Queries";
-    homepage = https://github.com/ocsigen/macaque;
+    homepage = "https://github.com/ocsigen/macaque";
     license = licenses.lgpl2;
     platforms = ocaml.meta.platforms or [];
     maintainers = with maintainers; [ vbgl ];
diff --git a/pkgs/development/ocaml-modules/magic-mime/default.nix b/pkgs/development/ocaml-modules/magic-mime/default.nix
index 16e37addd45..4f3d21be71a 100644
--- a/pkgs/development/ocaml-modules/magic-mime/default.nix
+++ b/pkgs/development/ocaml-modules/magic-mime/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = https://github.com/mirage/ocaml-magic-mime;
+    homepage = "https://github.com/mirage/ocaml-magic-mime";
     description = "Convert file extensions to MIME types";
     platforms = ocaml.meta.platforms or [];
     license = stdenv.lib.licenses.isc;
diff --git a/pkgs/development/ocaml-modules/magick/default.nix b/pkgs/development/ocaml-modules/magick/default.nix
index ca6ab458fff..349cbea5607 100644
--- a/pkgs/development/ocaml-modules/magick/default.nix
+++ b/pkgs/development/ocaml-modules/magick/default.nix
@@ -7,7 +7,7 @@ else
 stdenv.mkDerivation {
   name = "ocaml-magick-0.34";
   src = fetchurl {
-    url = http://www.linux-nantes.org/~fmonnier/OCaml/ImageMagick/ImageMagick/OCaml-ImageMagick-0.34.tgz;
+    url = "http://www.linux-nantes.org/~fmonnier/OCaml/ImageMagick/ImageMagick/OCaml-ImageMagick-0.34.tgz";
     sha256 = "0gn9l2qdr8gby2x8c2mb59x1kipb2plr45rbq6ymcxyi0wmzfh3q";
   };
 
@@ -21,7 +21,7 @@ stdenv.mkDerivation {
   installTargets = [ "find_install" ];
 
   meta = {
-    homepage = http://www.linux-nantes.org/~fmonnier/OCaml/ImageMagick/;
+    homepage = "http://www.linux-nantes.org/~fmonnier/OCaml/ImageMagick/";
     description = "ImageMagick Binding for OCaml";
     license = stdenv.lib.licenses.mit;
     platforms = imagemagick.meta.platforms;
diff --git a/pkgs/development/ocaml-modules/markup/default.nix b/pkgs/development/ocaml-modules/markup/default.nix
index 2c5c674425b..92daea1a4b6 100644
--- a/pkgs/development/ocaml-modules/markup/default.nix
+++ b/pkgs/development/ocaml-modules/markup/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   createFindlibDestdir = true;
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/aantron/markup.ml/;
+    homepage = "https://github.com/aantron/markup.ml/";
     description = "A pair of best-effort parsers implementing the HTML5 and XML specifications";
     license = licenses.bsd2;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/mdx/default.nix b/pkgs/development/ocaml-modules/mdx/default.nix
index 43c6c8e41fa..261374115ff 100644
--- a/pkgs/development/ocaml-modules/mdx/default.nix
+++ b/pkgs/development/ocaml-modules/mdx/default.nix
@@ -26,7 +26,7 @@ buildDunePackage rec {
   '';
 
   meta = {
-    homepage = https://github.com/realworldocaml/mdx;
+    homepage = "https://github.com/realworldocaml/mdx";
     description = "Executable OCaml code blocks inside markdown files";
     license = lib.licenses.isc;
     maintainers = [ lib.maintainers.romildo ];
diff --git a/pkgs/development/ocaml-modules/menhir/generic.nix b/pkgs/development/ocaml-modules/menhir/generic.nix
index fad11ccedaa..71561e96cd4 100644
--- a/pkgs/development/ocaml-modules/menhir/generic.nix
+++ b/pkgs/development/ocaml-modules/menhir/generic.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation {
   '';
 
   meta = with stdenv.lib; {
-    homepage = http://pauillac.inria.fr/~fpottier/menhir/;
+    homepage = "http://pauillac.inria.fr/~fpottier/menhir/";
     description = "A LR(1) parser generator for OCaml";
     longDescription = ''
       Menhir is a LR(1) parser generator for the Objective Caml programming
diff --git a/pkgs/development/ocaml-modules/minisat/default.nix b/pkgs/development/ocaml-modules/minisat/default.nix
index 79820b16e6c..9a02f57cc38 100644
--- a/pkgs/development/ocaml-modules/minisat/default.nix
+++ b/pkgs/development/ocaml-modules/minisat/default.nix
@@ -14,7 +14,7 @@ buildDunePackage rec {
   };
 
   meta = {
-    homepage = https://c-cube.github.io/ocaml-minisat/;
+    homepage = "https://c-cube.github.io/ocaml-minisat/";
     description = "Simple bindings to Minisat-C";
     license = lib.licenses.bsd2;
     maintainers = with lib.maintainers; [ mgttlinger ];
diff --git a/pkgs/development/ocaml-modules/mlgmp/default.nix b/pkgs/development/ocaml-modules/mlgmp/default.nix
index 20455cc6016..c37c5bd7811 100644
--- a/pkgs/development/ocaml-modules/mlgmp/default.nix
+++ b/pkgs/development/ocaml-modules/mlgmp/default.nix
@@ -32,7 +32,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = {
-    homepage = http://opam.ocamlpro.com/pkg/mlgmp.20120224.html;
+    homepage = "http://opam.ocamlpro.com/pkg/mlgmp.20120224.html";
     description = "OCaml bindings to GNU MP library";
     license = "Free software ?";
   };
diff --git a/pkgs/development/ocaml-modules/mlgmpidl/default.nix b/pkgs/development/ocaml-modules/mlgmpidl/default.nix
index 674d9ec6412..66672f8ea1a 100644
--- a/pkgs/development/ocaml-modules/mlgmpidl/default.nix
+++ b/pkgs/development/ocaml-modules/mlgmpidl/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "OCaml interface to the GMP library";
-    homepage = https://www.inrialpes.fr/pop-art/people/bjeannet/mlxxxidl-forge/mlgmpidl/;
+    homepage = "https://www.inrialpes.fr/pop-art/people/bjeannet/mlxxxidl-forge/mlgmpidl/";
     license = stdenv.lib.licenses.lgpl21;
     inherit (ocaml.meta) platforms;
     maintainers = [ stdenv.lib.maintainers.vbgl ];
diff --git a/pkgs/development/ocaml-modules/mparser/default.nix b/pkgs/development/ocaml-modules/mparser/default.nix
index 0e4d593482b..786cc1e27ac 100644
--- a/pkgs/development/ocaml-modules/mparser/default.nix
+++ b/pkgs/development/ocaml-modules/mparser/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation {
   name = "ocaml${ocaml.version}-mparser-1.2.3";
   src = fetchzip {
-    url = https://github.com/cakeplus/mparser/archive/1.2.3.tar.gz;
+    url = "https://github.com/cakeplus/mparser/archive/1.2.3.tar.gz";
     sha256 = "1f8vpagmv0jdm50pxs2xwh2xcmvgaprx4kw871hlml9ahsflxgnw";
   };
 
@@ -18,7 +18,7 @@ stdenv.mkDerivation {
   meta = {
     description = "A simple monadic parser combinator OCaml library";
     license = stdenv.lib.licenses.lgpl21Plus;
-    homepage = https://github.com/cakeplus/mparser;
+    homepage = "https://github.com/cakeplus/mparser";
     maintainers = [ stdenv.lib.maintainers.vbgl ];
     inherit (ocaml.meta) platforms;
   };
diff --git a/pkgs/development/ocaml-modules/mtime/default.nix b/pkgs/development/ocaml-modules/mtime/default.nix
index 02d6380715b..2f8545988d8 100644
--- a/pkgs/development/ocaml-modules/mtime/default.nix
+++ b/pkgs/development/ocaml-modules/mtime/default.nix
@@ -33,7 +33,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "Monotonic wall-clock time for OCaml";
-    homepage = https://erratique.ch/software/mtime;
+    homepage = "https://erratique.ch/software/mtime";
     inherit (ocaml.meta) platforms;
     maintainers = [ maintainers.vbgl ];
     license = licenses.bsd3;
diff --git a/pkgs/development/ocaml-modules/mysql/default.nix b/pkgs/development/ocaml-modules/mysql/default.nix
index 9be5ebf8a7b..f9ebb36f40e 100644
--- a/pkgs/development/ocaml-modules/mysql/default.nix
+++ b/pkgs/development/ocaml-modules/mysql/default.nix
@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
   ];
 
   meta = {
-    homepage = http://ocaml-mysql.forge.ocamlcore.org;
+    homepage = "http://ocaml-mysql.forge.ocamlcore.org";
     description = "Bindings for interacting with MySQL databases from ocaml";
     license = stdenv.lib.licenses.lgpl21Plus;
     maintainers = [ stdenv.lib.maintainers.roconnor ];
diff --git a/pkgs/development/ocaml-modules/nocrypto/default.nix b/pkgs/development/ocaml-modules/nocrypto/default.nix
index be4befe9c1c..263fdc0bbda 100644
--- a/pkgs/development/ocaml-modules/nocrypto/default.nix
+++ b/pkgs/development/ocaml-modules/nocrypto/default.nix
@@ -59,7 +59,7 @@ stdenv.mkDerivation rec {
   inherit (topkg) installPhase;
 
   meta = {
-    homepage = https://github.com/mirleft/ocaml-nocrypto;
+    homepage = "https://github.com/mirleft/ocaml-nocrypto";
     description = "Simplest possible crypto to support TLS";
     license = stdenv.lib.licenses.bsd2;
     maintainers = with stdenv.lib.maintainers; [ vbgl ];
diff --git a/pkgs/development/ocaml-modules/ocaml-cairo/default.nix b/pkgs/development/ocaml-modules/ocaml-cairo/default.nix
index da68c811df1..fdb225ba8e8 100644
--- a/pkgs/development/ocaml-modules/ocaml-cairo/default.nix
+++ b/pkgs/development/ocaml-modules/ocaml-cairo/default.nix
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
   makeFlags = [ "INSTALLDIR=$(out)/lib/ocaml/${ocaml.version}/site-lib/cairo" ];
 
   meta = {
-    homepage = http://cairographics.org/cairo-ocaml;
+    homepage = "http://cairographics.org/cairo-ocaml";
     description = "ocaml bindings for cairo library";
     license = stdenv.lib.licenses.gpl2;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/ocaml-libvirt/default.nix b/pkgs/development/ocaml-modules/ocaml-libvirt/default.nix
index 6a9e4e1d8c5..026aeb220e5 100644
--- a/pkgs/development/ocaml-modules/ocaml-libvirt/default.nix
+++ b/pkgs/development/ocaml-modules/ocaml-libvirt/default.nix
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "OCaml bindings for libvirt";
-    homepage = https://libvirt.org/ocaml/;
+    homepage = "https://libvirt.org/ocaml/";
     license = licenses.gpl2;
     maintainers = [ maintainers.volth ];
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/ocaml-result/default.nix b/pkgs/development/ocaml-modules/ocaml-result/default.nix
index f6dee5ce3ce..df442009922 100644
--- a/pkgs/development/ocaml-modules/ocaml-result/default.nix
+++ b/pkgs/development/ocaml-modules/ocaml-result/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = https://github.com/janestreet/result;
+    homepage = "https://github.com/janestreet/result";
     description = "Compatibility Result module";
     longDescription = ''
       Projects that want to use the new result type defined in OCaml >= 4.03
diff --git a/pkgs/development/ocaml-modules/ocaml-sat-solvers/default.nix b/pkgs/development/ocaml-modules/ocaml-sat-solvers/default.nix
index 12f1440118a..c7779b098e7 100644
--- a/pkgs/development/ocaml-modules/ocaml-sat-solvers/default.nix
+++ b/pkgs/development/ocaml-modules/ocaml-sat-solvers/default.nix
@@ -16,7 +16,7 @@ buildOasisPackage rec {
   propagatedBuildInputs = [ minisat ];
 
   meta = {
-    homepage = https://github.com/tcsprojects/ocaml-sat-solvers;
+    homepage = "https://github.com/tcsprojects/ocaml-sat-solvers";
     description = "SAT Solvers For OCaml";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ mgttlinger ];
diff --git a/pkgs/development/ocaml-modules/ocaml-text/default.nix b/pkgs/development/ocaml-modules/ocaml-text/default.nix
index e210ffa1152..1dc98c9fdd2 100644
--- a/pkgs/development/ocaml-modules/ocaml-text/default.nix
+++ b/pkgs/development/ocaml-modules/ocaml-text/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
 
 
   meta = {
-    homepage = http://ocaml-text.forge.ocamlcore.org/;
+    homepage = "http://ocaml-text.forge.ocamlcore.org/";
     description = "A library for convenient text manipulation";
     license = stdenv.lib.licenses.bsd3;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/ocamlfuse/default.nix b/pkgs/development/ocaml-modules/ocamlfuse/default.nix
index 27442075064..90c449e383f 100644
--- a/pkgs/development/ocaml-modules/ocamlfuse/default.nix
+++ b/pkgs/development/ocaml-modules/ocamlfuse/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = https://sourceforge.net/projects/ocamlfuse;
+    homepage = "https://sourceforge.net/projects/ocamlfuse";
     description = "OCaml bindings for FUSE";
     license = stdenv.lib.licenses.gpl2;
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/development/ocaml-modules/ocamlgraph/default.nix b/pkgs/development/ocaml-modules/ocamlgraph/default.nix
index a39e72d3880..d2a94112eb3 100644
--- a/pkgs/development/ocaml-modules/ocamlgraph/default.nix
+++ b/pkgs/development/ocaml-modules/ocamlgraph/default.nix
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = {
-    homepage = http://ocamlgraph.lri.fr/;
+    homepage = "http://ocamlgraph.lri.fr/";
     description = "Graph library for Objective Caml";
     license = stdenv.lib.licenses.gpl2Oss;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/ocamlmake/default.nix b/pkgs/development/ocaml-modules/ocamlmake/default.nix
index 8063f284728..b4ee828fcc4 100644
--- a/pkgs/development/ocaml-modules/ocamlmake/default.nix
+++ b/pkgs/development/ocaml-modules/ocamlmake/default.nix
@@ -22,7 +22,7 @@ in stdenv.mkDerivation {
   setupHook = ./setup-hook.sh;
 
   meta = {
-    homepage = http://www.ocaml.info/home/ocaml_sources.html;
+    homepage = "http://www.ocaml.info/home/ocaml_sources.html";
     description = "Generic OCaml Makefile for GNU Make";
     license = "LGPL";
     platforms = stdenv.lib.platforms.unix;
diff --git a/pkgs/development/ocaml-modules/ocamlnat/default.nix b/pkgs/development/ocaml-modules/ocamlnat/default.nix
index d6281e00fde..e98dc62478e 100644
--- a/pkgs/development/ocaml-modules/ocamlnat/default.nix
+++ b/pkgs/development/ocaml-modules/ocamlnat/default.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "OCaml native toplevel";
-    homepage = http://benediktmeurer.de/ocamlnat/;
+    homepage = "http://benediktmeurer.de/ocamlnat/";
     license = stdenv.lib.licenses.qpl;
     longDescription = ''
       The ocamlnat project provides a new native code OCaml toplevel
diff --git a/pkgs/development/ocaml-modules/ocamlsdl/default.nix b/pkgs/development/ocaml-modules/ocamlsdl/default.nix
index 8cfe43a5d32..693c4d59fef 100644
--- a/pkgs/development/ocaml-modules/ocamlsdl/default.nix
+++ b/pkgs/development/ocaml-modules/ocamlsdl/default.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = http://ocamlsdl.sourceforge.net/;
+    homepage = "http://ocamlsdl.sourceforge.net/";
     description = "OCaml bindings for SDL 1.2";
     license = stdenv.lib.licenses.lgpl21;
   };
diff --git a/pkgs/development/ocaml-modules/ocb-stubblr/default.nix b/pkgs/development/ocaml-modules/ocb-stubblr/default.nix
index 29fa20d460d..3f551903efa 100644
--- a/pkgs/development/ocaml-modules/ocb-stubblr/default.nix
+++ b/pkgs/development/ocaml-modules/ocb-stubblr/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation {
   name = "ocaml${ocaml.version}-ocb-stubblr-0.1.0";
   src = fetchzip {
-    url = https://github.com/pqwy/ocb-stubblr/releases/download/v0.1.0/ocb-stubblr-0.1.0.tbz;
+    url = "https://github.com/pqwy/ocb-stubblr/releases/download/v0.1.0/ocb-stubblr-0.1.0.tbz";
     name = "src.tar.bz";
     sha256 = "0hpds1lkq4j8wgslv7hnirgfrjmqi36h5rarpw9mwf24gfp5ays2";
   };
@@ -18,7 +18,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "OCamlbuild plugin for C stubs";
-    homepage = https://github.com/pqwy/ocb-stubblr;
+    homepage = "https://github.com/pqwy/ocb-stubblr";
     license = stdenv.lib.licenses.isc;
     inherit (ocaml.meta) platforms;
     maintainers = [ stdenv.lib.maintainers.vbgl ];
diff --git a/pkgs/development/ocaml-modules/ocf/default.nix b/pkgs/development/ocaml-modules/ocf/default.nix
index e90d13de3b3..7cff7b625b5 100644
--- a/pkgs/development/ocaml-modules/ocf/default.nix
+++ b/pkgs/development/ocaml-modules/ocf/default.nix
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "OCaml library to read and write configuration options in JSON syntax";
-    homepage = https://zoggy.github.io/ocf/;
+    homepage = "https://zoggy.github.io/ocf/";
     license = licenses.lgpl3;
     platforms = ocaml.meta.platforms or [];
     maintainers = with maintainers; [ regnat ];
diff --git a/pkgs/development/ocaml-modules/ocp-ocamlres/default.nix b/pkgs/development/ocaml-modules/ocp-ocamlres/default.nix
index 6410eb29628..07b6f72e38d 100644
--- a/pkgs/development/ocaml-modules/ocp-ocamlres/default.nix
+++ b/pkgs/development/ocaml-modules/ocp-ocamlres/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
 	meta = {
 		description = "A simple tool and library to embed files and directories inside OCaml executables";
 		license = stdenv.lib.licenses.lgpl3Plus;
-		homepage = https://www.typerex.org/ocp-ocamlres.html;
+		homepage = "https://www.typerex.org/ocp-ocamlres.html";
 		maintainers = [ stdenv.lib.maintainers.vbgl ];
 		inherit (ocaml.meta) platforms;
 	};
diff --git a/pkgs/development/ocaml-modules/ocplib-endian/default.nix b/pkgs/development/ocaml-modules/ocplib-endian/default.nix
index 084d70a8e79..719252dbea8 100644
--- a/pkgs/development/ocaml-modules/ocplib-endian/default.nix
+++ b/pkgs/development/ocaml-modules/ocplib-endian/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "Optimised functions to read and write int16/32/64";
-    homepage = https://github.com/OCamlPro/ocplib-endian;
+    homepage = "https://github.com/OCamlPro/ocplib-endian";
     license = stdenv.lib.licenses.lgpl21;
     platforms = ocaml.meta.platforms or [];
     maintainers = with stdenv.lib.maintainers; [ vbgl ];
diff --git a/pkgs/development/ocaml-modules/ocplib-simplex/default.nix b/pkgs/development/ocaml-modules/ocplib-simplex/default.nix
index 50c63ef718a..2cf4b6ddffb 100644
--- a/pkgs/development/ocaml-modules/ocplib-simplex/default.nix
+++ b/pkgs/development/ocaml-modules/ocplib-simplex/default.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "An OCaml library implementing a simplex algorithm, in a functional style, for solving systems of linear inequalities";
-    homepage = https://github.com/OCamlPro-Iguernlala/ocplib-simplex;
+    homepage = "https://github.com/OCamlPro-Iguernlala/ocplib-simplex";
     inherit (ocaml.meta) platforms;
     license = stdenv.lib.licenses.lgpl21;
     maintainers = [ stdenv.lib.maintainers.vbgl ];
diff --git a/pkgs/development/ocaml-modules/ocsigen-deriving/default.nix b/pkgs/development/ocaml-modules/ocsigen-deriving/default.nix
index 0263d3284ff..84bc3ce678b 100644
--- a/pkgs/development/ocaml-modules/ocsigen-deriving/default.nix
+++ b/pkgs/development/ocaml-modules/ocsigen-deriving/default.nix
@@ -30,7 +30,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta =  {
-    homepage = https://github.com/ocsigen/deriving;
+    homepage = "https://github.com/ocsigen/deriving";
     description = "Extension to OCaml for deriving functions from type declarations";
     license = stdenv.lib.licenses.mit;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/ocsigen-server/default.nix b/pkgs/development/ocaml-modules/ocsigen-server/default.nix
index 9b0b8c433c2..0d56f2c783f 100644
--- a/pkgs/development/ocaml-modules/ocsigen-server/default.nix
+++ b/pkgs/development/ocaml-modules/ocsigen-server/default.nix
@@ -47,7 +47,7 @@ stdenv.mkDerivation rec {
   dontPatchShebangs = true;
 
   meta = {
-    homepage = http://ocsigen.org/ocsigenserver/;
+    homepage = "http://ocsigen.org/ocsigenserver/";
     description = "A full featured Web server";
     longDescription =''
       A full featured Web server. It implements most features of the HTTP protocol, and has a very powerful extension mechanism that make very easy to plug your own OCaml modules for generating pages.
diff --git a/pkgs/development/ocaml-modules/ocsigen-start/default.nix b/pkgs/development/ocaml-modules/ocsigen-start/default.nix
index 6d8beb8b07b..cc6650df157 100644
--- a/pkgs/development/ocaml-modules/ocsigen-start/default.nix
+++ b/pkgs/development/ocaml-modules/ocsigen-start/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
   };
 
   meta = {
-    homepage = http://ocsigen.org/ocsigen-start;
+    homepage = "http://ocsigen.org/ocsigen-start";
     description = "Eliom application skeleton";
     longDescription =''
      An Eliom application skeleton, ready to use to build your own application with users, (pre)registration, notifications, etc.
diff --git a/pkgs/development/ocaml-modules/ocsigen-toolkit/default.nix b/pkgs/development/ocaml-modules/ocsigen-toolkit/default.nix
index 2ac54eb4e3c..4dfca784dfa 100644
--- a/pkgs/development/ocaml-modules/ocsigen-toolkit/default.nix
+++ b/pkgs/development/ocaml-modules/ocsigen-toolkit/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = http://ocsigen.org/ocsigen-toolkit/;
+    homepage = "http://ocsigen.org/ocsigen-toolkit/";
     description = " User interface widgets for Ocsigen applications";
     license = stdenv.lib.licenses.lgpl21;
     maintainers = [ stdenv.lib.maintainers.gal_bolle ];
diff --git a/pkgs/development/ocaml-modules/octavius/default.nix b/pkgs/development/ocaml-modules/octavius/default.nix
index 72e22e5722d..e0189c90181 100644
--- a/pkgs/development/ocaml-modules/octavius/default.nix
+++ b/pkgs/development/ocaml-modules/octavius/default.nix
@@ -6,7 +6,7 @@ then throw "octavius is not available for OCaml ${ocaml.version}" else
 stdenv.mkDerivation {
 	name = "ocaml${ocaml.version}-octavius-0.2.0";
 	src = fetchurl {
-		url = https://github.com/ocaml-doc/octavius/releases/download/v0.2.0/octavius-0.2.0.tbz;
+		url = "https://github.com/ocaml-doc/octavius/releases/download/v0.2.0/octavius-0.2.0.tbz";
 		sha256 = "02milzzlr4xk5aymg2fjz27f528d5pyscqvld3q0dm41zcpkz5ml";
 	};
 
@@ -16,7 +16,7 @@ stdenv.mkDerivation {
 
 	meta = {
 		description = "Ocamldoc comment syntax parser";
-		homepage = https://github.com/ocaml-doc/octavius;
+		homepage = "https://github.com/ocaml-doc/octavius";
 		license = stdenv.lib.licenses.isc;
 		maintainers = [ stdenv.lib.maintainers.vbgl ];
 		inherit (ocaml.meta) platforms;
diff --git a/pkgs/development/ocaml-modules/odn/default.nix b/pkgs/development/ocaml-modules/odn/default.nix
index 62644c1e971..c9e5308f8af 100644
--- a/pkgs/development/ocaml-modules/odn/default.nix
+++ b/pkgs/development/ocaml-modules/odn/default.nix
@@ -8,7 +8,7 @@ stdenv.mkDerivation {
   name = "ocaml-data-notation-0.0.11";
 
   src = fetchurl {
-    url = https://forge.ocamlcore.org/frs/download.php/1310/ocaml-data-notation-0.0.11.tar.gz;
+    url = "https://forge.ocamlcore.org/frs/download.php/1310/ocaml-data-notation-0.0.11.tar.gz";
     sha256 = "09a8zdyifpc2nl4hdvg9206142y31cq95ajgij011s1qcg3z93lj";
   };
 
@@ -22,7 +22,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "Store data using OCaml notation";
-    homepage = https://forge.ocamlcore.org/projects/odn/;
+    homepage = "https://forge.ocamlcore.org/projects/odn/";
     license = licenses.lgpl21;
     platforms = ocaml.meta.platforms or [];
     maintainers = with maintainers; [
diff --git a/pkgs/development/ocaml-modules/omd/default.nix b/pkgs/development/ocaml-modules/omd/default.nix
index 874893d6297..cf4abeb7ea6 100644
--- a/pkgs/development/ocaml-modules/omd/default.nix
+++ b/pkgs/development/ocaml-modules/omd/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "Extensible Markdown library and tool in OCaml";
-    homepage = https://github.com/ocaml/omd;
+    homepage = "https://github.com/ocaml/omd";
     license = stdenv.lib.licenses.isc;
     maintainers = [ stdenv.lib.maintainers.vbgl ];
     inherit (ocaml.meta) platforms;
diff --git a/pkgs/development/ocaml-modules/optcomp/default.nix b/pkgs/development/ocaml-modules/optcomp/default.nix
index 5b566137747..c177ef52e15 100644
--- a/pkgs/development/ocaml-modules/optcomp/default.nix
+++ b/pkgs/development/ocaml-modules/optcomp/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation {
   name = "ocaml-optcomp-1.6";
   src = fetchurl {
-    url = https://github.com/diml/optcomp/archive/1.6.tar.gz;
+    url = "https://github.com/diml/optcomp/archive/1.6.tar.gz";
     sha256 = "0hhhb2gisah1h22zlg5iszbgqxdd7x85cwd57bd4mfkx9l7dh8jh";
   };
 
@@ -35,7 +35,7 @@ stdenv.mkDerivation {
   '';
 
   meta =  {
-    homepage = https://github.com/diml/optcomp;
+    homepage = "https://github.com/diml/optcomp";
     description = "Optional compilation for OCaml with cpp-like directives";
     license = stdenv.lib.licenses.bsd3;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/opti/default.nix b/pkgs/development/ocaml-modules/opti/default.nix
index f6552d57683..82e2378869f 100644
--- a/pkgs/development/ocaml-modules/opti/default.nix
+++ b/pkgs/development/ocaml-modules/opti/default.nix
@@ -15,6 +15,6 @@ buildDunePackage rec {
     description = "DSL to generate fast incremental C code from declarative specifications";
     license = licenses.bsd3;
     maintainers = [ maintainers.jmagnusj ];
-    homepage = https://github.com/magnusjonsson/opti;
+    homepage = "https://github.com/magnusjonsson/opti";
   };
 }
diff --git a/pkgs/development/ocaml-modules/otr/default.nix b/pkgs/development/ocaml-modules/otr/default.nix
index ba192b3c24b..866360856d8 100644
--- a/pkgs/development/ocaml-modules/otr/default.nix
+++ b/pkgs/development/ocaml-modules/otr/default.nix
@@ -17,7 +17,7 @@ buildDunePackage rec {
 
   doCheck = true;
   meta = with lib; {
-    homepage = https://github.com/hannesm/ocaml-otr;
+    homepage = "https://github.com/hannesm/ocaml-otr";
     description = "Off-the-record messaging protocol, purely in OCaml";
     license = licenses.bsd2;
     maintainers = with maintainers; [ sternenseemann ];
diff --git a/pkgs/development/ocaml-modules/ounit/default.nix b/pkgs/development/ocaml-modules/ounit/default.nix
index 6f4536f2e8b..c0668b81112 100644
--- a/pkgs/development/ocaml-modules/ounit/default.nix
+++ b/pkgs/development/ocaml-modules/ounit/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation {
   name = "ounit-2.0.0";
 
   src = fetchurl {
-    url = https://forge.ocamlcore.org/frs/download.php/1258/ounit-2.0.0.tar.gz;
+    url = "https://forge.ocamlcore.org/frs/download.php/1258/ounit-2.0.0.tar.gz";
     sha256 = "118xsadrx84pif9vaq13hv4yh22w9kmr0ypvhrs0viir1jr0ajjd";
   };
 
@@ -27,7 +27,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = http://ounit.forge.ocamlcore.org/;
+    homepage = "http://ounit.forge.ocamlcore.org/";
     description = "Unit test framework for OCaml";
     license = stdenv.lib.licenses.mit;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/pa_bench/default.nix b/pkgs/development/ocaml-modules/pa_bench/default.nix
index 2b821cd6dd6..1027d0fc21a 100644
--- a/pkgs/development/ocaml-modules/pa_bench/default.nix
+++ b/pkgs/development/ocaml-modules/pa_bench/default.nix
@@ -15,7 +15,7 @@ buildOcaml rec {
   propagatedBuildInputs = [ type_conv ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/pa_bench;
+    homepage = "https://github.com/janestreet/pa_bench";
     description = "Syntax extension for inline benchmarks";
     license = stdenv.lib.licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/pa_ounit/default.nix b/pkgs/development/ocaml-modules/pa_ounit/default.nix
index 2471c855cf5..3bd8baac4b7 100644
--- a/pkgs/development/ocaml-modules/pa_ounit/default.nix
+++ b/pkgs/development/ocaml-modules/pa_ounit/default.nix
@@ -16,7 +16,7 @@ buildOcaml rec {
   propagatedBuildInputs = [ ounit ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/pa_ounit;
+    homepage = "https://github.com/janestreet/pa_ounit";
     description = "OCaml inline testing";
     license = licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/pa_test/default.nix b/pkgs/development/ocaml-modules/pa_test/default.nix
index 5acf931b2ea..6a90561c682 100644
--- a/pkgs/development/ocaml-modules/pa_test/default.nix
+++ b/pkgs/development/ocaml-modules/pa_test/default.nix
@@ -15,7 +15,7 @@ buildOcaml rec {
   propagatedBuildInputs = [ type_conv sexplib_p4 herelib ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/pa_test;
+    homepage = "https://github.com/janestreet/pa_test";
     description = "Syntax to reduce boiler plate in testing";
     license = licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/pcre/default.nix b/pkgs/development/ocaml-modules/pcre/default.nix
index 7559fc35d8e..94af6fce260 100644
--- a/pkgs/development/ocaml-modules/pcre/default.nix
+++ b/pkgs/development/ocaml-modules/pcre/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
   dontConfigure = true;	# Skip configure phase
 
   meta = with stdenv.lib; {
-    homepage = https://bitbucket.org/mmottl/pcre-ocaml;
+    homepage = "https://bitbucket.org/mmottl/pcre-ocaml";
     description = "An efficient C-library for pattern matching with Perl-style regular expressions in OCaml";
     license = licenses.lgpl21;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/pgsolver/default.nix b/pkgs/development/ocaml-modules/pgsolver/default.nix
index 5045cb6a0ee..a1d6fe6486a 100644
--- a/pkgs/development/ocaml-modules/pgsolver/default.nix
+++ b/pkgs/development/ocaml-modules/pgsolver/default.nix
@@ -15,7 +15,7 @@ buildOasisPackage rec {
   propagatedBuildInputs = [ tcslib ocaml-sat-solvers ];
 
   meta = {
-    homepage = https://github.com/tcsprojects/pgsolver;
+    homepage = "https://github.com/tcsprojects/pgsolver";
     description = "A collection of tools for generating, manipulating and - most of all - solving parity games";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ mgttlinger ];
diff --git a/pkgs/development/ocaml-modules/pipebang/default.nix b/pkgs/development/ocaml-modules/pipebang/default.nix
index 1ab1c5fa7bc..f62978c0a9c 100644
--- a/pkgs/development/ocaml-modules/pipebang/default.nix
+++ b/pkgs/development/ocaml-modules/pipebang/default.nix
@@ -12,7 +12,7 @@ buildOcaml rec {
   };
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/pipebang;
+    homepage = "https://github.com/janestreet/pipebang";
     description = "Syntax extension to transform x |! f into f x";
     license = licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/piqi-ocaml/default.nix b/pkgs/development/ocaml-modules/piqi-ocaml/default.nix
index 83d47fbb3af..731a5303ff5 100644
--- a/pkgs/development/ocaml-modules/piqi-ocaml/default.nix
+++ b/pkgs/development/ocaml-modules/piqi-ocaml/default.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
   };
 
   patches = [ (fetchpatch {
-    url = https://github.com/alavrik/piqi-ocaml/commit/336e8fdb84e77f4105e9bbb5ab545b8729101308.patch;
+    url = "https://github.com/alavrik/piqi-ocaml/commit/336e8fdb84e77f4105e9bbb5ab545b8729101308.patch";
     sha256 = "071s4xjyr6xx95v6az2lbl2igc87n7z5jqnnbhfq2pidrxakd0la";
   })];
 
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   installPhase = "DESTDIR=$out make install";
 
   meta = with stdenv.lib; {
-    homepage = http://piqi.org;
+    homepage = "http://piqi.org";
     description = "Universal schema language and a collection of tools built around it. These are the ocaml bindings";
     license = licenses.asl20;
     maintainers = [ maintainers.maurer ];
diff --git a/pkgs/development/ocaml-modules/piqi/default.nix b/pkgs/development/ocaml-modules/piqi/default.nix
index fb06820f196..c492035f4f9 100644
--- a/pkgs/development/ocaml-modules/piqi/default.nix
+++ b/pkgs/development/ocaml-modules/piqi/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = http://piqi.org;
+    homepage = "http://piqi.org";
     description = "Universal schema language and a collection of tools built around it";
     license = licenses.asl20;
     maintainers = [ maintainers.maurer ];
diff --git a/pkgs/development/ocaml-modules/pprint/default.nix b/pkgs/development/ocaml-modules/pprint/default.nix
index d618f90e541..0e4f9fea7d9 100644
--- a/pkgs/development/ocaml-modules/pprint/default.nix
+++ b/pkgs/development/ocaml-modules/pprint/default.nix
@@ -29,7 +29,7 @@ stdenv.mkDerivation {
   installFlags = [ "-C" "src" ];
 
   meta = with stdenv.lib; {
-    homepage = http://gallium.inria.fr/~fpottier/pprint/;
+    homepage = "http://gallium.inria.fr/~fpottier/pprint/";
     description = "An OCaml adaptation of Wadler’s and Leijen’s prettier printer";
     license = licenses.cecill-c;
     maintainers = [ maintainers.vbgl ];
diff --git a/pkgs/development/ocaml-modules/ppx_blob/default.nix b/pkgs/development/ocaml-modules/ppx_blob/default.nix
index 3b72853e782..b6a451848c9 100644
--- a/pkgs/development/ocaml-modules/ppx_blob/default.nix
+++ b/pkgs/development/ocaml-modules/ppx_blob/default.nix
@@ -13,7 +13,7 @@ buildDunePackage rec {
   doCheck = true;
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/johnwhitington/ppx_blob;
+    homepage = "https://github.com/johnwhitington/ppx_blob";
     description = "OCaml ppx to include binary data from a file as a string";
     license = licenses.unlicense;
   };
diff --git a/pkgs/development/ocaml-modules/ppx_gen_rec/default.nix b/pkgs/development/ocaml-modules/ppx_gen_rec/default.nix
index b09ff9c7f22..32865bed631 100644
--- a/pkgs/development/ocaml-modules/ppx_gen_rec/default.nix
+++ b/pkgs/development/ocaml-modules/ppx_gen_rec/default.nix
@@ -14,7 +14,7 @@ buildDunePackage rec {
   buildInputs = [ ocaml-migrate-parsetree ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/flowtype/ocaml-ppx_gen_rec;
+    homepage = "https://github.com/flowtype/ocaml-ppx_gen_rec";
     description = "ocaml preprocessor that generates a recursive module";
     license = licenses.mit;
     maintainers = [ maintainers.frontsideair ];
diff --git a/pkgs/development/ocaml-modules/ptime/default.nix b/pkgs/development/ocaml-modules/ptime/default.nix
index de3d940b3bb..e60a8d5a86d 100644
--- a/pkgs/development/ocaml-modules/ptime/default.nix
+++ b/pkgs/development/ocaml-modules/ptime/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   inherit (topkg) installPhase;
 
   meta = {
-    homepage = https://erratique.ch/software/ptime;
+    homepage = "https://erratique.ch/software/ptime";
     description = "POSIX time for OCaml";
     longDescription = ''
       Ptime has platform independent POSIX time support in pure OCaml.
diff --git a/pkgs/development/ocaml-modules/ptmap/default.nix b/pkgs/development/ocaml-modules/ptmap/default.nix
index d6637d23052..f635fadd6d0 100644
--- a/pkgs/development/ocaml-modules/ptmap/default.nix
+++ b/pkgs/development/ocaml-modules/ptmap/default.nix
@@ -34,7 +34,7 @@ stdenv.mkDerivation {
   '';
 
   meta = {
-    homepage = https://www.lri.fr/~filliatr/software.en.html;
+    homepage = "https://www.lri.fr/~filliatr/software.en.html";
     platforms = ocaml.meta.platforms or [];
     description = "Maps over integers implemented as Patricia trees";
     license = stdenv.lib.licenses.lgpl21;
diff --git a/pkgs/development/ocaml-modules/pycaml/default.nix b/pkgs/development/ocaml-modules/pycaml/default.nix
index 46453f30d3b..1aa2590f2ae 100644
--- a/pkgs/development/ocaml-modules/pycaml/default.nix
+++ b/pkgs/development/ocaml-modules/pycaml/default.nix
@@ -38,7 +38,7 @@ stdenv.mkDerivation {
   '';
 
   meta = {
-    homepage = https://github.com/chemoelectric/pycaml;
+    homepage = "https://github.com/chemoelectric/pycaml";
     description = "Bindings for python and ocaml";
     license = "LGPL";
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/qcheck/default.nix b/pkgs/development/ocaml-modules/qcheck/default.nix
index dfe7ec84d63..be625f4d8d7 100644
--- a/pkgs/development/ocaml-modules/qcheck/default.nix
+++ b/pkgs/development/ocaml-modules/qcheck/default.nix
@@ -6,7 +6,7 @@ stdenv.mkDerivation {
 
   name = "ocaml${ocaml.version}-qcheck-0.7";
   src = fetchzip {
-    url = https://github.com/c-cube/qcheck/archive/0.7.tar.gz;
+    url = "https://github.com/c-cube/qcheck/archive/0.7.tar.gz";
     sha256 = "1afy7li74r3ivpvq670gvsj1rmglh5rnvb17p6w8gy5rh30aljah";
   };
 
@@ -21,7 +21,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "QuickCheck inspired property-based testing for OCaml";
-    homepage = https://github.com/c-cube/qcheck/;
+    homepage = "https://github.com/c-cube/qcheck/";
     license = stdenv.lib.licenses.bsd2;
     maintainers = with stdenv.lib.maintainers; [ vbgl ];
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/qtest/default.nix b/pkgs/development/ocaml-modules/qtest/default.nix
index ecc1a89a804..51a8e08983c 100644
--- a/pkgs/development/ocaml-modules/qtest/default.nix
+++ b/pkgs/development/ocaml-modules/qtest/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "Inline (Unit) Tests for OCaml (formerly “qtest”)";
-    homepage = https://github.com/vincent-hugot/iTeML;
+    homepage = "https://github.com/vincent-hugot/iTeML";
     platforms = ocaml.meta.platforms or [];
     maintainers = with stdenv.lib.maintainers; [ vbgl ];
   };
diff --git a/pkgs/development/ocaml-modules/re/default.nix b/pkgs/development/ocaml-modules/re/default.nix
index 29fb4fd09b2..2031c469b29 100644
--- a/pkgs/development/ocaml-modules/re/default.nix
+++ b/pkgs/development/ocaml-modules/re/default.nix
@@ -16,7 +16,7 @@ buildDunePackage rec {
   doCheck = true;
 
   meta = {
-    homepage = https://github.com/ocaml/ocaml-re;
+    homepage = "https://github.com/ocaml/ocaml-re";
     description = "Pure OCaml regular expressions, with support for Perl and POSIX-style strings";
     license = stdenv.lib.licenses.lgpl2;
     maintainers = with stdenv.lib.maintainers; [ vbgl ];
diff --git a/pkgs/development/ocaml-modules/re2/default.nix b/pkgs/development/ocaml-modules/re2/default.nix
index 2b7d9855665..1132d97f74a 100644
--- a/pkgs/development/ocaml-modules/re2/default.nix
+++ b/pkgs/development/ocaml-modules/re2/default.nix
@@ -21,7 +21,7 @@ buildOcaml rec {
   hasSharedObjects = true;
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/re2;
+    homepage = "https://github.com/janestreet/re2";
     description = "OCaml bindings for RE2";
     license = stdenv.lib.licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/react/default.nix b/pkgs/development/ocaml-modules/react/default.nix
index 7baf8b743be..02bba95405d 100644
--- a/pkgs/development/ocaml-modules/react/default.nix
+++ b/pkgs/development/ocaml-modules/react/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation {
   name = "ocaml-react-1.2.1";
 
   src = fetchurl {
-    url = https://erratique.ch/software/react/releases/react-1.2.1.tbz;
+    url = "https://erratique.ch/software/react/releases/react-1.2.1.tbz";
     sha256 = "1aj8w79gdd9xnrbz7s5p8glcb4pmimi8jp9f439dqnf6ih3mqb3v";
   };
 
@@ -13,7 +13,7 @@ stdenv.mkDerivation {
   inherit (topkg) buildPhase installPhase;
 
   meta = with stdenv.lib; {
-    homepage = https://erratique.ch/software/react;
+    homepage = "https://erratique.ch/software/react";
     description = "Applicative events and signals for OCaml";
     license = licenses.bsd3;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/reactivedata/default.nix b/pkgs/development/ocaml-modules/reactivedata/default.nix
index 05bfe2c0934..667c9727604 100644
--- a/pkgs/development/ocaml-modules/reactivedata/default.nix
+++ b/pkgs/development/ocaml-modules/reactivedata/default.nix
@@ -7,7 +7,7 @@ else
 stdenv.mkDerivation {
   name = "ocaml${ocaml.version}-reactiveData-0.2.2";
   src = fetchurl {
-    url = https://github.com/ocsigen/reactiveData/archive/0.2.2.tar.gz;
+    url = "https://github.com/ocsigen/reactiveData/archive/0.2.2.tar.gz";
     sha256 = "0jzagyp4zla28wykvcgqwd8df71ir0vb4s8akp02cfacd5v86sng";
   };
 
@@ -20,7 +20,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "An OCaml module for functional reactive programming (FRP) based on React";
-    homepage = https://github.com/ocsigen/reactiveData;
+    homepage = "https://github.com/ocsigen/reactiveData";
     license = licenses.lgpl21;
     platforms = ocaml.meta.platforms or [];
     maintainers = with maintainers; [ vbgl ];
diff --git a/pkgs/development/ocaml-modules/rope/default.nix b/pkgs/development/ocaml-modules/rope/default.nix
index 0223d4f59ff..41d2d258b97 100644
--- a/pkgs/development/ocaml-modules/rope/default.nix
+++ b/pkgs/development/ocaml-modules/rope/default.nix
@@ -30,7 +30,7 @@ stdenv.mkDerivation ({
   buildInputs = [ ocaml findlib benchmark ] ++ param.buildInputs;
 
   meta = {
-    homepage = http://rope.forge.ocamlcore.org/;
+    homepage = "http://rope.forge.ocamlcore.org/";
     platforms = ocaml.meta.platforms or [];
     description = ''Ropes ("heavyweight strings") in OCaml'';
     license = stdenv.lib.licenses.lgpl21;
diff --git a/pkgs/development/ocaml-modules/rresult/default.nix b/pkgs/development/ocaml-modules/rresult/default.nix
index 579d3da81e3..cdaa7857398 100644
--- a/pkgs/development/ocaml-modules/rresult/default.nix
+++ b/pkgs/development/ocaml-modules/rresult/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
 
 	meta = {
 		license = stdenv.lib.licenses.isc;
-		homepage = https://erratique.ch/software/rresult;
+		homepage = "https://erratique.ch/software/rresult";
 		description = "Result value combinators for OCaml";
 		maintainers = [ stdenv.lib.maintainers.vbgl ];
 		inherit (ocaml.meta) platforms;
diff --git a/pkgs/development/ocaml-modules/safepass/default.nix b/pkgs/development/ocaml-modules/safepass/default.nix
index 214789e52b4..884bcdebba4 100644
--- a/pkgs/development/ocaml-modules/safepass/default.nix
+++ b/pkgs/development/ocaml-modules/safepass/default.nix
@@ -4,11 +4,11 @@ let param =
   if stdenv.lib.versionAtLeast ocaml.version "4.02"
   then {
     version = "2.0";
-    url = http://forge.ocamlcore.org/frs/download.php/1615/ocaml-safepass-2.0.tgz;
+    url = "http://forge.ocamlcore.org/frs/download.php/1615/ocaml-safepass-2.0.tgz";
     sha256 = "1zxx3wcyzhxxvm5w9c21y7hpa11h67paaaz9mfsyiqk6fs6hcvmw";
   } else {
     version = "1.3";
-    url = http://forge.ocamlcore.org/frs/download.php/1432/ocaml-safepass-1.3.tgz;
+    url = "http://forge.ocamlcore.org/frs/download.php/1432/ocaml-safepass-1.3.tgz";
     sha256 = "0lb8xbpyc5d1zml7s7mmcr6y2ipwdp7qz73lkv9asy7dyi6cj15g";
   };
 in
@@ -24,7 +24,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = http://ocaml-safepass.forge.ocamlcore.org/;
+    homepage = "http://ocaml-safepass.forge.ocamlcore.org/";
     description = "An OCaml library offering facilities for the safe storage of user passwords";
     license = stdenv.lib.licenses.lgpl21;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/secp256k1/default.nix b/pkgs/development/ocaml-modules/secp256k1/default.nix
index 64f05b26dd8..ed60cb96273 100644
--- a/pkgs/development/ocaml-modules/secp256k1/default.nix
+++ b/pkgs/development/ocaml-modules/secp256k1/default.nix
@@ -14,7 +14,7 @@ buildDunePackage {
   buildInputs = [ base stdio configurator secp256k1 ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/dakk/secp256k1-ml;
+    homepage = "https://github.com/dakk/secp256k1-ml";
     description = "Elliptic curve library secp256k1 wrapper for Ocaml";
     license = licenses.mit;
     maintainers = [ maintainers.vyorkin ];
diff --git a/pkgs/development/ocaml-modules/sedlex/2.nix b/pkgs/development/ocaml-modules/sedlex/2.nix
index 26c35b98339..7b751ba0303 100644
--- a/pkgs/development/ocaml-modules/sedlex/2.nix
+++ b/pkgs/development/ocaml-modules/sedlex/2.nix
@@ -53,7 +53,7 @@ buildDunePackage rec {
   dontStrip = true;
 
   meta = {
-    homepage = https://github.com/ocaml-community/sedlex;
+    homepage = "https://github.com/ocaml-community/sedlex";
     description = "An OCaml lexer generator for Unicode";
     license = lib.licenses.mit;
     maintainers = [ lib.maintainers.marsam ];
diff --git a/pkgs/development/ocaml-modules/sedlex/default.nix b/pkgs/development/ocaml-modules/sedlex/default.nix
index e9b3721bc68..d34b18bf059 100644
--- a/pkgs/development/ocaml-modules/sedlex/default.nix
+++ b/pkgs/development/ocaml-modules/sedlex/default.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
   dontStrip = true;
 
   meta = {
-    homepage = https://github.com/ocaml-community/sedlex;
+    homepage = "https://github.com/ocaml-community/sedlex";
     description = "An OCaml lexer generator for Unicode";
     license = stdenv.lib.licenses.mit;
     inherit (ocaml.meta) platforms;
diff --git a/pkgs/development/ocaml-modules/sexplib/108.08.00.nix b/pkgs/development/ocaml-modules/sexplib/108.08.00.nix
index 685f2afb0b4..349dffcf47b 100644
--- a/pkgs/development/ocaml-modules/sexplib/108.08.00.nix
+++ b/pkgs/development/ocaml-modules/sexplib/108.08.00.nix
@@ -8,7 +8,7 @@ stdenv.mkDerivation {
   name = "ocaml-sexplib-108.08.00";
 
   src = fetchurl {
-    url = https://ocaml.janestreet.com/ocaml-core/108.08.00/individual/sexplib-108.08.00.tar.gz;
+    url = "https://ocaml.janestreet.com/ocaml-core/108.08.00/individual/sexplib-108.08.00.tar.gz";
     sha256 = "11z1k1d7dbb5m957klgalimpr0r602xp5zkkbgbffib1bphasarg";
   };
 
@@ -19,7 +19,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     branch = "108";
-    homepage = https://ocaml.janestreet.com/;
+    homepage = "https://ocaml.janestreet.com/";
     description = "Library for serializing OCaml values to and from S-expressions";
     license = licenses.asl20;
     maintainers = [ maintainers.vbgl ];
diff --git a/pkgs/development/ocaml-modules/sexplib/111.25.00.nix b/pkgs/development/ocaml-modules/sexplib/111.25.00.nix
index e98a2ecdb30..adf878bca03 100644
--- a/pkgs/development/ocaml-modules/sexplib/111.25.00.nix
+++ b/pkgs/development/ocaml-modules/sexplib/111.25.00.nix
@@ -9,7 +9,7 @@ stdenv.mkDerivation {
   name = "ocaml-sexplib-111.25.00";
 
   src = fetchurl {
-    url = https://ocaml.janestreet.com/ocaml-core/111.25.00/individual/sexplib-111.25.00.tar.gz;
+    url = "https://ocaml.janestreet.com/ocaml-core/111.25.00/individual/sexplib-111.25.00.tar.gz";
     sha256 = "0qh0zqp5nakqpmmhh4x7cg03vqj3j2bj4zj0nqdlksai188p9ila";
   };
 
@@ -19,7 +19,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = with stdenv.lib; {
-    homepage = https://ocaml.janestreet.com/;
+    homepage = "https://ocaml.janestreet.com/";
     description = "Library for serializing OCaml values to and from S-expressions";
     license = licenses.asl20;
     maintainers = [ maintainers.vbgl maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/sexplib/112.24.01.nix b/pkgs/development/ocaml-modules/sexplib/112.24.01.nix
index 24cdb497189..fe7b9020dae 100644
--- a/pkgs/development/ocaml-modules/sexplib/112.24.01.nix
+++ b/pkgs/development/ocaml-modules/sexplib/112.24.01.nix
@@ -17,7 +17,7 @@ buildOcaml rec {
   propagatedBuildInputs = [ type_conv camlp4 ];
 
   meta = with stdenv.lib; {
-    homepage = https://ocaml.janestreet.com/;
+    homepage = "https://ocaml.janestreet.com/";
     description = "Library for serializing OCaml values to and from S-expressions";
     license = licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/sodium/default.nix b/pkgs/development/ocaml-modules/sodium/default.nix
index 8c8895d4520..ee9b90d4603 100644
--- a/pkgs/development/ocaml-modules/sodium/default.nix
+++ b/pkgs/development/ocaml-modules/sodium/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   hardeningDisable = stdenv.lib.optional stdenv.isDarwin "strictoverflow";
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/dsheets/ocaml-sodium;
+    homepage = "https://github.com/dsheets/ocaml-sodium";
     description = "Binding to libsodium 1.0.9+";
     platforms = ocaml.meta.platforms or [];
     maintainers = [ maintainers.rixed ];
diff --git a/pkgs/development/ocaml-modules/sqlite3/default.nix b/pkgs/development/ocaml-modules/sqlite3/default.nix
index f47d7d37631..2cc02abbb44 100644
--- a/pkgs/development/ocaml-modules/sqlite3/default.nix
+++ b/pkgs/development/ocaml-modules/sqlite3/default.nix
@@ -14,7 +14,7 @@ buildDunePackage rec {
   buildInputs = [ sqlite ];
 
   meta = with lib; {
-    homepage = http://mmottl.github.io/sqlite3-ocaml/;
+    homepage = "http://mmottl.github.io/sqlite3-ocaml/";
     description = "OCaml bindings to the SQLite 3 database access library";
     license = licenses.mit;
     maintainers = with maintainers; [
diff --git a/pkgs/development/ocaml-modules/sqlite3EZ/default.nix b/pkgs/development/ocaml-modules/sqlite3EZ/default.nix
index e8f248ee4a1..a3e26a31a8f 100644
--- a/pkgs/development/ocaml-modules/sqlite3EZ/default.nix
+++ b/pkgs/development/ocaml-modules/sqlite3EZ/default.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation {
   name = "ocaml-sqlite3EZ-0.1.0";
 
   src = fetchurl {
-    url = https://github.com/mlin/ocaml-sqlite3EZ/archive/v0.1.0.tar.gz;
+    url = "https://github.com/mlin/ocaml-sqlite3EZ/archive/v0.1.0.tar.gz";
     sha256 = "8ed2c5d5914a65cbd95589ef11bfb8b38a020eb850cdd49b8adce7ee3a563748";
   };
 
@@ -21,7 +21,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/mlin/ocaml-sqlite3EZ;
+    homepage = "https://github.com/mlin/ocaml-sqlite3EZ";
     description = "A thin wrapper for sqlite3-ocaml with a simplified interface";
     license = licenses.mit;
     maintainers = [ maintainers.vbgl ];
diff --git a/pkgs/development/ocaml-modules/ssl/default.nix b/pkgs/development/ocaml-modules/ssl/default.nix
index 3086558e3eb..9a574a0457a 100644
--- a/pkgs/development/ocaml-modules/ssl/default.nix
+++ b/pkgs/development/ocaml-modules/ssl/default.nix
@@ -15,7 +15,7 @@ buildDunePackage rec {
   propagatedBuildInputs = [openssl];
 
   meta = {
-    homepage = http://savonet.rastageeks.org/;
+    homepage = "http://savonet.rastageeks.org/";
     description = "OCaml bindings for libssl ";
     license = "LGPL+link exception";
     maintainers = [
diff --git a/pkgs/development/ocaml-modules/stringext/default.nix b/pkgs/development/ocaml-modules/stringext/default.nix
index c932bc3a46a..bd0187dc5f4 100644
--- a/pkgs/development/ocaml-modules/stringext/default.nix
+++ b/pkgs/development/ocaml-modules/stringext/default.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = https://github.com/rgrinberg/stringext;
+    homepage = "https://github.com/rgrinberg/stringext";
     platforms = ocaml.meta.platforms or [];
     description = "Extra string functions for OCaml";
     license = stdenv.lib.licenses.mit;
diff --git a/pkgs/development/ocaml-modules/syslog/default.nix b/pkgs/development/ocaml-modules/syslog/default.nix
index 117277fe1b6..2fa032225e7 100644
--- a/pkgs/development/ocaml-modules/syslog/default.nix
+++ b/pkgs/development/ocaml-modules/syslog/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
   createFindlibDestdir = true;
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/rixed/ocaml-syslog;
+    homepage = "https://github.com/rixed/ocaml-syslog";
     description = "Simple wrapper to access the system logger from OCaml";
     license = licenses.lgpl21Plus;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/tcslib/default.nix b/pkgs/development/ocaml-modules/tcslib/default.nix
index 9d1d5a8096c..a8ddea79b77 100644
--- a/pkgs/development/ocaml-modules/tcslib/default.nix
+++ b/pkgs/development/ocaml-modules/tcslib/default.nix
@@ -17,7 +17,7 @@ buildOasisPackage rec {
   propagatedBuildInputs = [ ocaml_extlib num ];
 
   meta = {
-    homepage = https://github.com/tcsprojects/tcslib;
+    homepage = "https://github.com/tcsprojects/tcslib";
     description = "A multi-purpose library for OCaml";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ mgttlinger ];
diff --git a/pkgs/development/ocaml-modules/textutils/default.nix b/pkgs/development/ocaml-modules/textutils/default.nix
index 6f35b970228..6f0ca82a453 100644
--- a/pkgs/development/ocaml-modules/textutils/default.nix
+++ b/pkgs/development/ocaml-modules/textutils/default.nix
@@ -15,7 +15,7 @@ buildOcaml rec {
   propagatedBuildInputs = [ core_p4 pa_ounit sexplib_p4 ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/textutils;
+    homepage = "https://github.com/janestreet/textutils";
     description = "";
     license = stdenv.lib.licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/tls/default.nix b/pkgs/development/ocaml-modules/tls/default.nix
index 80d9933f8b6..9343ae5b1ec 100644
--- a/pkgs/development/ocaml-modules/tls/default.nix
+++ b/pkgs/development/ocaml-modules/tls/default.nix
@@ -35,7 +35,7 @@ stdenv.mkDerivation rec {
   inherit (topkg) installPhase;
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/mirleft/ocaml-tls;
+    homepage = "https://github.com/mirleft/ocaml-tls";
     description = "TLS in pure OCaml";
     license = licenses.bsd2;
     maintainers = with maintainers; [ sternenseemann ];
diff --git a/pkgs/development/ocaml-modules/topkg/default.nix b/pkgs/development/ocaml-modules/topkg/default.nix
index edbbec3dcb3..d2327b93a4f 100644
--- a/pkgs/development/ocaml-modules/topkg/default.nix
+++ b/pkgs/development/ocaml-modules/topkg/default.nix
@@ -39,7 +39,7 @@ stdenv.mkDerivation rec {
   passthru = { inherit run; };
 
   meta = {
-    homepage = https://erratique.ch/software/topkg;
+    homepage = "https://erratique.ch/software/topkg";
     license = stdenv.lib.licenses.isc;
     maintainers = [ stdenv.lib.maintainers.vbgl ];
     description = "A packager for distributing OCaml software";
diff --git a/pkgs/development/ocaml-modules/tuntap/default.nix b/pkgs/development/ocaml-modules/tuntap/default.nix
index 3a3e90c9d0f..8e8eaf5fd5e 100644
--- a/pkgs/development/ocaml-modules/tuntap/default.nix
+++ b/pkgs/development/ocaml-modules/tuntap/default.nix
@@ -6,7 +6,7 @@ stdenv.mkDerivation {
   name = "ocaml-tuntap-1.3.0";
 
   src = fetchzip {
-    url = https://github.com/mirage/ocaml-tuntap/archive/v1.3.0.tar.gz;
+    url = "https://github.com/mirage/ocaml-tuntap/archive/v1.3.0.tar.gz";
     sha256 = "1cmd4kky875ks02gm2nb8yr80hmlfcnjdfyc63hvkh49acssy3d5";
   };
 
@@ -18,7 +18,7 @@ stdenv.mkDerivation {
   meta = {
     description = "Bindings to the UNIX tuntap facility";
     license = stdenv.lib.licenses.isc;
-    homepage = https://github.com/mirage/ocaml-tuntap;
+    homepage = "https://github.com/mirage/ocaml-tuntap";
     inherit (ocaml.meta) platforms;
   };
 
diff --git a/pkgs/development/ocaml-modules/twt/default.nix b/pkgs/development/ocaml-modules/twt/default.nix
index 940f6cf5107..235d04ba99b 100644
--- a/pkgs/development/ocaml-modules/twt/default.nix
+++ b/pkgs/development/ocaml-modules/twt/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation {
   name = "ocaml${ocaml.version}-twt-0.94.0";
 
   src = fetchzip {
-    url = https://github.com/mlin/twt/archive/v0.94.0.tar.gz;
+    url = "https://github.com/mlin/twt/archive/v0.94.0.tar.gz";
     sha256 = "0298gdgzl4cifxnc1d8sbrvz1lkiq5r5ifkq1fparm6gvqywpf65";
   };
 
@@ -23,7 +23,7 @@ stdenv.mkDerivation {
   dontStrip = true;
 
   meta = with stdenv.lib; {
-    homepage = http://people.csail.mit.edu/mikelin/ocaml+twt/;
+    homepage = "http://people.csail.mit.edu/mikelin/ocaml+twt/";
     description = "“The Whitespace Thing” for OCaml";
     license = licenses.mit;
     maintainers = [ maintainers.vbgl ];
diff --git a/pkgs/development/ocaml-modules/type_conv/108.08.00.nix b/pkgs/development/ocaml-modules/type_conv/108.08.00.nix
index f2e272ed395..69439c1c265 100644
--- a/pkgs/development/ocaml-modules/type_conv/108.08.00.nix
+++ b/pkgs/development/ocaml-modules/type_conv/108.08.00.nix
@@ -8,7 +8,7 @@ stdenv.mkDerivation {
   name = "ocaml-type_conv-108.08.00";
 
   src = fetchurl {
-    url = https://ocaml.janestreet.com/ocaml-core/108.08.00/individual/type_conv-108.08.00.tar.gz;
+    url = "https://ocaml.janestreet.com/ocaml-core/108.08.00/individual/type_conv-108.08.00.tar.gz";
     sha256 = "08ysikwwp69zvc147lzzg79nwlrzrk738rj0ggcfadi8h5il42sl";
   };
 
@@ -17,7 +17,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = with stdenv.lib; {
-    homepage = https://ocaml.janestreet.com/;
+    homepage = "https://ocaml.janestreet.com/";
     description = "Support library for OCaml preprocessor type conversions";
     license = licenses.asl20;
     branch = "108";
diff --git a/pkgs/development/ocaml-modules/type_conv/109.60.01.nix b/pkgs/development/ocaml-modules/type_conv/109.60.01.nix
index 706554bc027..a970091df51 100644
--- a/pkgs/development/ocaml-modules/type_conv/109.60.01.nix
+++ b/pkgs/development/ocaml-modules/type_conv/109.60.01.nix
@@ -8,7 +8,7 @@ stdenv.mkDerivation {
   name = "ocaml-type_conv-109.60.01";
 
   src = fetchurl {
-    url = https://github.com/janestreet/type_conv/archive/109.60.01.tar.gz;
+    url = "https://github.com/janestreet/type_conv/archive/109.60.01.tar.gz";
     sha256 = "0lpxri68glgq1z2pp02rp45cb909xywbff8d4idljrf6fzzil2zx";
   };
 
@@ -17,7 +17,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = http://forge.ocamlcore.org/projects/type-conv/;
+    homepage = "http://forge.ocamlcore.org/projects/type-conv/";
     description = "Support library for OCaml preprocessor type conversions";
     license = stdenv.lib.licenses.lgpl21;
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/type_conv/112.01.01.nix b/pkgs/development/ocaml-modules/type_conv/112.01.01.nix
index f6c1ec9ad06..ee0ce0ae0be 100644
--- a/pkgs/development/ocaml-modules/type_conv/112.01.01.nix
+++ b/pkgs/development/ocaml-modules/type_conv/112.01.01.nix
@@ -12,7 +12,7 @@ buildOcaml rec {
   };
 
   meta = {
-    homepage = https://github.com/janestreet/type_conv/;
+    homepage = "https://github.com/janestreet/type_conv/";
     description = "Support library for preprocessor type conversions";
     license = stdenv.lib.licenses.asl20;
     maintainers = with stdenv.lib.maintainers; [ maggesi ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/typerep/default.nix b/pkgs/development/ocaml-modules/typerep/default.nix
index 9500579e245..859bd21b0a7 100644
--- a/pkgs/development/ocaml-modules/typerep/default.nix
+++ b/pkgs/development/ocaml-modules/typerep/default.nix
@@ -14,7 +14,7 @@ buildOcaml rec {
   propagatedBuildInputs = [ type_conv ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/typerep;
+    homepage = "https://github.com/janestreet/typerep";
     description = "Runtime types for OCaml (beta version)";
     license = licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/tyxml/default.nix b/pkgs/development/ocaml-modules/tyxml/default.nix
index 94bcdb45f32..0d0d43229f8 100644
--- a/pkgs/development/ocaml-modules/tyxml/default.nix
+++ b/pkgs/development/ocaml-modules/tyxml/default.nix
@@ -12,7 +12,7 @@ buildDunePackage rec {
   propagatedBuildInputs = [ uutf re ];
 
   meta = with lib; {
-    homepage = http://ocsigen.org/tyxml/;
+    homepage = "http://ocsigen.org/tyxml/";
     description = "A library that makes it almost impossible for your OCaml programs to generate wrong XML output, using static typing";
     license = licenses.lgpl21;
     maintainers = with maintainers; [
diff --git a/pkgs/development/ocaml-modules/uchar/default.nix b/pkgs/development/ocaml-modules/uchar/default.nix
index b5b2170e56a..819d8527b2a 100644
--- a/pkgs/development/ocaml-modules/uchar/default.nix
+++ b/pkgs/development/ocaml-modules/uchar/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation {
   name = "ocaml${ocaml.version}-uchar-0.0.2";
 
   src = fetchurl {
-    url = https://github.com/ocaml/uchar/releases/download/v0.0.2/uchar-0.0.2.tbz;
+    url = "https://github.com/ocaml/uchar/releases/download/v0.0.2/uchar-0.0.2.tbz";
     sha256 = "1w2saw7zanf9m9ffvz2lvcxvlm118pws2x1wym526xmydhqpyfa7";
   };
 
diff --git a/pkgs/development/ocaml-modules/uri/legacy.nix b/pkgs/development/ocaml-modules/uri/legacy.nix
index f08ee7fc2fc..474ab927885 100644
--- a/pkgs/development/ocaml-modules/uri/legacy.nix
+++ b/pkgs/development/ocaml-modules/uri/legacy.nix
@@ -42,7 +42,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = {
-    homepage = https://github.com/mirage/ocaml-uri;
+    homepage = "https://github.com/mirage/ocaml-uri";
     platforms = ocaml.meta.platforms or [];
     description = "RFC3986 URI parsing library for OCaml";
     license = stdenv.lib.licenses.isc;
diff --git a/pkgs/development/ocaml-modules/uuidm/default.nix b/pkgs/development/ocaml-modules/uuidm/default.nix
index 497b2df88b1..399f147bd0d 100644
--- a/pkgs/development/ocaml-modules/uuidm/default.nix
+++ b/pkgs/development/ocaml-modules/uuidm/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "An OCaml module implementing 128 bits universally unique identifiers version 3, 5 (name based with MD5, SHA-1 hashing) and 4 (random based) according to RFC 4122";
-    homepage = https://erratique.ch/software/uuidm;
+    homepage = "https://erratique.ch/software/uuidm";
     license = licenses.bsd3;
     platforms = ocaml.meta.platforms or [];
     maintainers = [ maintainers.maurer ];
diff --git a/pkgs/development/ocaml-modules/variantslib/default.nix b/pkgs/development/ocaml-modules/variantslib/default.nix
index 425383a6485..ebb0857e918 100644
--- a/pkgs/development/ocaml-modules/variantslib/default.nix
+++ b/pkgs/development/ocaml-modules/variantslib/default.nix
@@ -18,7 +18,7 @@ buildOcaml rec {
   propagatedBuildInputs = [ type_conv ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/janestreet/variantslib;
+    homepage = "https://github.com/janestreet/variantslib";
     description = "OCaml variants as first class values";
     license = licenses.asl20;
     maintainers = [ maintainers.ericbmerritt ];
diff --git a/pkgs/development/ocaml-modules/visitors/default.nix b/pkgs/development/ocaml-modules/visitors/default.nix
index 36205c7c1ff..35cdfc3a9af 100644
--- a/pkgs/development/ocaml-modules/visitors/default.nix
+++ b/pkgs/development/ocaml-modules/visitors/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation {
   name = "ocaml${ocaml.version}-visitors-20190711";
 
   src = fetchurl {
-    url = http://gallium.inria.fr/~fpottier/visitors/visitors-20190711.tar.gz;
+    url = "http://gallium.inria.fr/~fpottier/visitors/visitors-20190711.tar.gz";
     sha256 = "1h794xczfczf573mpwzm4ah9ir1rbbrkqipbh3aflfpdq2mgsbvg";
   };
 
@@ -14,7 +14,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = with stdenv.lib; {
-    homepage = https://gitlab.inria.fr/fpottier/visitors;
+    homepage = "https://gitlab.inria.fr/fpottier/visitors";
     license = licenses.lgpl21;
     description = "An OCaml syntax extension (technically, a ppx_deriving plugin) which generates object-oriented visitors for traversing and transforming data structures";
     inherit (ocaml.meta) platforms;
diff --git a/pkgs/development/ocaml-modules/wasm/default.nix b/pkgs/development/ocaml-modules/wasm/default.nix
index fe3d4ea0e86..99f2cf582cb 100644
--- a/pkgs/development/ocaml-modules/wasm/default.nix
+++ b/pkgs/development/ocaml-modules/wasm/default.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
     description = "An executable and OCaml library to run, read and write Web Assembly (wasm) files and manipulate their AST";
     license = stdenv.lib.licenses.asl20;
     maintainers = [ stdenv.lib.maintainers.vbgl ];
-    homepage = https://github.com/WebAssembly/spec/tree/master/interpreter;
+    homepage = "https://github.com/WebAssembly/spec/tree/master/interpreter";
     inherit (ocaml.meta) platforms;
   };
 }
diff --git a/pkgs/development/ocaml-modules/wtf8/default.nix b/pkgs/development/ocaml-modules/wtf8/default.nix
index 420cb30bb94..ea09b326d39 100644
--- a/pkgs/development/ocaml-modules/wtf8/default.nix
+++ b/pkgs/development/ocaml-modules/wtf8/default.nix
@@ -12,7 +12,7 @@ buildDunePackage rec {
   };
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/flowtype/ocaml-wtf8;
+    homepage = "https://github.com/flowtype/ocaml-wtf8";
     description = "WTF-8 is a superset of UTF-8 that allows unpaired surrogates.";
     license = licenses.mit;
     maintainers = [ maintainers.eqyiel ];
diff --git a/pkgs/development/ocaml-modules/x509/default.nix b/pkgs/development/ocaml-modules/x509/default.nix
index 63ddc6e67bd..22006d0693a 100644
--- a/pkgs/development/ocaml-modules/x509/default.nix
+++ b/pkgs/development/ocaml-modules/x509/default.nix
@@ -18,7 +18,7 @@ buildDunePackage rec {
   doCheck = lib.versionAtLeast ocaml.version "4.06";
 
   meta = with lib; {
-    homepage = https://github.com/mirleft/ocaml-x509;
+    homepage = "https://github.com/mirleft/ocaml-x509";
     description = "X509 (RFC5280) handling in OCaml";
     license = licenses.bsd2;
     maintainers = with maintainers; [ vbgl ];
diff --git a/pkgs/development/ocaml-modules/xml-light/default.nix b/pkgs/development/ocaml-modules/xml-light/default.nix
index 83e4451e668..82f635afb68 100644
--- a/pkgs/development/ocaml-modules/xml-light/default.nix
+++ b/pkgs/development/ocaml-modules/xml-light/default.nix
@@ -35,7 +35,7 @@ stdenv.mkDerivation {
       entirely written in OCaml, hence it does not require additional C
       library.
     '';
-    homepage = http://tech.motion-twin.com/xmllight.html;
+    homepage = "http://tech.motion-twin.com/xmllight.html";
     license = stdenv.lib.licenses.lgpl21;
     maintainers = [ stdenv.lib.maintainers.romildo ];
     platforms = ocaml.meta.platforms or [];
diff --git a/pkgs/development/ocaml-modules/zarith/default.nix b/pkgs/development/ocaml-modules/zarith/default.nix
index f0cb5a59485..1123cc0d2b4 100644
--- a/pkgs/development/ocaml-modules/zarith/default.nix
+++ b/pkgs/development/ocaml-modules/zarith/default.nix
@@ -7,11 +7,11 @@ let source =
   if stdenv.lib.versionAtLeast ocaml.version "4.02"
   then {
     version = "1.9";
-    url = https://github.com/ocaml/Zarith/archive/release-1.9.tar.gz;
+    url = "https://github.com/ocaml/Zarith/archive/release-1.9.tar.gz";
     sha256 = "1xrqcaj5gp52xp4ybpnblw8ciwlgrr0zi7rg7hnk8x83isjkpmwx";
   } else {
     version = "1.3";
-    url = http://forge.ocamlcore.org/frs/download.php/1471/zarith-1.3.tgz;
+    url = "http://forge.ocamlcore.org/frs/download.php/1471/zarith-1.3.tgz";
     sha256 = "1mx3nxcn5h33qhx4gbg0hgvvydwlwdvdhqcnvfwnmf9jy3b8frll";
   };
 in
diff --git a/pkgs/development/ocaml-modules/zed/default.nix b/pkgs/development/ocaml-modules/zed/default.nix
index 9fa42e68c56..66054b33407 100644
--- a/pkgs/development/ocaml-modules/zed/default.nix
+++ b/pkgs/development/ocaml-modules/zed/default.nix
@@ -41,7 +41,7 @@ stdenv.mkDerivation (rec {
 
     To support efficient text edition capabilities, Zed provides macro recording and cursor management facilities.
     '';
-    homepage = https://github.com/diml/zed;
+    homepage = "https://github.com/diml/zed";
     license = stdenv.lib.licenses.bsd3;
     platforms = ocaml.meta.platforms or [];
     maintainers = [