treewide: Per RFC45, remove all unquoted URLs

82 files changed, 88 insertions, 88 deletions

diff --git a/pkgs/tools/filesystems/9pfs/default.nix b/pkgs/tools/filesystems/9pfs/default.nix
index b9c5c55a8e4..9664526761b 100644
--- a/pkgs/tools/filesystems/9pfs/default.nix
+++ b/pkgs/tools/filesystems/9pfs/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation {
   enableParallelBuilding = true;
 
   meta = {
-    homepage = https://github.com/mischief/9pfs;
+    homepage = "https://github.com/mischief/9pfs";
     description = "FUSE-based client of the 9P network filesystem protocol";
     maintainers = [ lib.maintainers.eelco ];
     platforms = lib.platforms.linux;
diff --git a/pkgs/tools/filesystems/aefs/default.nix b/pkgs/tools/filesystems/aefs/default.nix
index 1be33e1299d..ea94c26248e 100644
--- a/pkgs/tools/filesystems/aefs/default.nix
+++ b/pkgs/tools/filesystems/aefs/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ fuse ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/edolstra/aefs;
+    homepage = "https://github.com/edolstra/aefs";
     description = "A cryptographic filesystem implemented in userspace using FUSE";
     platforms = platforms.linux;
     maintainers = [ maintainers.eelco ];
diff --git a/pkgs/tools/filesystems/afpfs-ng/default.nix b/pkgs/tools/filesystems/afpfs-ng/default.nix
index 7f8a8c4f931..3340bdba0e6 100644
--- a/pkgs/tools/filesystems/afpfs-ng/default.nix
+++ b/pkgs/tools/filesystems/afpfs-ng/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation {
   buildInputs = [ fuse readline libgcrypt gmp ];
 
   meta = with stdenv.lib; {
-    homepage    = https://github.com/simonvetter/afpfs-ng;
+    homepage    = "https://github.com/simonvetter/afpfs-ng";
     description = "A client implementation of the Apple Filing Protocol";
     license     = licenses.gpl2;
     maintainers = with maintainers; [ rnhmjoj ];
diff --git a/pkgs/tools/filesystems/android-file-transfer/default.nix b/pkgs/tools/filesystems/android-file-transfer/default.nix
index 001e644b7e7..48e964bf687 100644
--- a/pkgs/tools/filesystems/android-file-transfer/default.nix
+++ b/pkgs/tools/filesystems/android-file-transfer/default.nix
@@ -16,7 +16,7 @@ mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Reliable MTP client with minimalistic UI";
-    homepage = https://whoozle.github.io/android-file-transfer-linux/;
+    homepage = "https://whoozle.github.io/android-file-transfer-linux/";
     license = licenses.lgpl21;
     maintainers = [ maintainers.xaverdh ];
     platforms = platforms.linux;
diff --git a/pkgs/tools/filesystems/avfs/default.nix b/pkgs/tools/filesystems/avfs/default.nix
index b66d67fbc9f..2df5043867a 100644
--- a/pkgs/tools/filesystems/avfs/default.nix
+++ b/pkgs/tools/filesystems/avfs/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
   ];
 
   meta = {
-    homepage = http://avf.sourceforge.net/;
+    homepage = "http://avf.sourceforge.net/";
     description = "Virtual filesystem that allows browsing of compressed files";
     platforms = stdenv.lib.platforms.linux;
     license = stdenv.lib.licenses.gpl2;
diff --git a/pkgs/tools/filesystems/bashmount/default.nix b/pkgs/tools/filesystems/bashmount/default.nix
index d449bf1266a..5aeff6baaa9 100644
--- a/pkgs/tools/filesystems/bashmount/default.nix
+++ b/pkgs/tools/filesystems/bashmount/default.nix
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/jamielinux/bashmount;
+    homepage = "https://github.com/jamielinux/bashmount";
     description = "A menu-driven bash script for the management of removable media with udisks";
     maintainers = [ maintainers.koral ];
     license = licenses.gpl2;
diff --git a/pkgs/tools/filesystems/bcache-tools/default.nix b/pkgs/tools/filesystems/bcache-tools/default.nix
index d3e790a3cf1..749aa04ebc7 100644
--- a/pkgs/tools/filesystems/bcache-tools/default.nix
+++ b/pkgs/tools/filesystems/bcache-tools/default.nix
@@ -49,7 +49,7 @@ stdenv.mkDerivation rec {
       User documentation is in Documentation/bcache.txt in the Linux kernel
       tree.
     '';
-    homepage = https://bcache.evilpiepirate.org/;
+    homepage = "https://bcache.evilpiepirate.org/";
     license = licenses.gpl2;
     platforms = platforms.linux;
     maintainers = [ maintainers.bjornfor ];
diff --git a/pkgs/tools/filesystems/bcachefs-tools/default.nix b/pkgs/tools/filesystems/bcachefs-tools/default.nix
index ad159f08872..26158b0361d 100644
--- a/pkgs/tools/filesystems/bcachefs-tools/default.nix
+++ b/pkgs/tools/filesystems/bcachefs-tools/default.nix
@@ -52,7 +52,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "Tool for managing bcachefs filesystems";
-    homepage = https://bcachefs.org/;
+    homepage = "https://bcachefs.org/";
     license = licenses.gpl2;
     maintainers = with maintainers; [ davidak chiiruno ];
     platforms = platforms.linux;
diff --git a/pkgs/tools/filesystems/bindfs/default.nix b/pkgs/tools/filesystems/bindfs/default.nix
index f13439482db..065a673eb03 100644
--- a/pkgs/tools/filesystems/bindfs/default.nix
+++ b/pkgs/tools/filesystems/bindfs/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "A FUSE filesystem for mounting a directory to another location";
-    homepage    = https://bindfs.org;
+    homepage    = "https://bindfs.org";
     license     = stdenv.lib.licenses.gpl2;
     maintainers = with stdenv.lib.maintainers; [ lovek323 ];
     platforms   = stdenv.lib.platforms.unix;
diff --git a/pkgs/tools/filesystems/bonnie/default.nix b/pkgs/tools/filesystems/bonnie/default.nix
index 57dc51e4111..ab49ce02225 100644
--- a/pkgs/tools/filesystems/bonnie/default.nix
+++ b/pkgs/tools/filesystems/bonnie/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ perl ];
 
   meta = {
-    homepage = http://www.coker.com.au/bonnie++/;
+    homepage = "http://www.coker.com.au/bonnie++/";
     description = "Hard drive and file system benchmark suite";
     license = stdenv.lib.licenses.gpl2;
     platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
diff --git a/pkgs/tools/filesystems/boxfs/default.nix b/pkgs/tools/filesystems/boxfs/default.nix
index 3ddc9527397..5dba4b4bbf1 100644
--- a/pkgs/tools/filesystems/boxfs/default.nix
+++ b/pkgs/tools/filesystems/boxfs/default.nix
@@ -53,7 +53,7 @@ in stdenv.mkDerivation {
       the terminal and in your browser. When you've done using your files,
       unmount the file system with `fusermount -u mountpoint`.
     '';
-    homepage = https://github.com/drotiro/boxfs2;
+    homepage = "https://github.com/drotiro/boxfs2";
     license = licenses.gpl3;
     platforms = platforms.linux;
   };
diff --git a/pkgs/tools/filesystems/btrfs-progs/default.nix b/pkgs/tools/filesystems/btrfs-progs/default.nix
index e3545315d6f..9b4bf479967 100644
--- a/pkgs/tools/filesystems/btrfs-progs/default.nix
+++ b/pkgs/tools/filesystems/btrfs-progs/default.nix
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Utilities for the btrfs filesystem";
-    homepage = https://btrfs.wiki.kernel.org/;
+    homepage = "https://btrfs.wiki.kernel.org/";
     license = licenses.gpl2;
     maintainers = with maintainers; [ raskin ];
     platforms = platforms.linux;
diff --git a/pkgs/tools/filesystems/buttersink/default.nix b/pkgs/tools/filesystems/buttersink/default.nix
index 791d59b7ac2..aa0f317787f 100644
--- a/pkgs/tools/filesystems/buttersink/default.nix
+++ b/pkgs/tools/filesystems/buttersink/default.nix
@@ -23,7 +23,7 @@ python2.pkgs.buildPythonApplication rec {
       Sources and destinations can be local btrfs file systems, remote btrfs
       file systems over SSH, or S3 buckets.
     '';
-    homepage = https://github.com/AmesCornish/buttersink/wiki;
+    homepage = "https://github.com/AmesCornish/buttersink/wiki";
     license = licenses.gpl3;
     platforms = platforms.linux;
   };
diff --git a/pkgs/tools/filesystems/ceph/default.nix b/pkgs/tools/filesystems/ceph/default.nix
index 64512272777..ea610dfcc7f 100644
--- a/pkgs/tools/filesystems/ceph/default.nix
+++ b/pkgs/tools/filesystems/ceph/default.nix
@@ -173,7 +173,7 @@ in rec {
     doCheck = false; # uses pip to install things from the internet
 
     meta = {
-      homepage = https://ceph.com/;
+      homepage = "https://ceph.com/";
       description = "Distributed storage system";
       license = with licenses; [ lgpl21 gpl2 bsd3 mit publicDomain ];
       maintainers = with maintainers; [ adev ak krav johanot ];
@@ -185,7 +185,7 @@ in rec {
 
   ceph-client = runCommand "ceph-client-${version}" {
      meta = {
-        homepage = https://ceph.com/;
+        homepage = "https://ceph.com/";
         description = "Tools needed to mount Ceph's RADOS Block Devices";
         license = with licenses; [ lgpl21 gpl2 bsd3 mit publicDomain ];
         maintainers = with maintainers; [ adev ak johanot krav ];
diff --git a/pkgs/tools/filesystems/chunkfs/default.nix b/pkgs/tools/filesystems/chunkfs/default.nix
index 6c0a6c28703..c18bbe5a455 100644
--- a/pkgs/tools/filesystems/chunkfs/default.nix
+++ b/pkgs/tools/filesystems/chunkfs/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "FUSE filesystems for viewing chunksync-style directory trees as a block device and vice versa";
-    homepage = http://chunkfs.florz.de/;
+    homepage = "http://chunkfs.florz.de/";
     license = stdenv.lib.licenses.gpl2;
     platforms = with stdenv.lib.platforms; linux;
   };
diff --git a/pkgs/tools/filesystems/ciopfs/default.nix b/pkgs/tools/filesystems/ciopfs/default.nix
index 533bb2322e7..5beff7bf1c5 100644
--- a/pkgs/tools/filesystems/ciopfs/default.nix
+++ b/pkgs/tools/filesystems/ciopfs/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   makeFlags = [ "DESTDIR=$(out)" "PREFIX=" ];
 
   meta = {
-    homepage = http://www.brain-dump.org/projects/ciopfs/;
+    homepage = "http://www.brain-dump.org/projects/ciopfs/";
     description = "A case-insensitive filesystem layered on top of any other filesystem";
     license = stdenv.lib.licenses.gpl2;
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/tools/filesystems/convoy/default.nix b/pkgs/tools/filesystems/convoy/default.nix
index 00ef368ad3d..77d6dca066a 100644
--- a/pkgs/tools/filesystems/convoy/default.nix
+++ b/pkgs/tools/filesystems/convoy/default.nix
@@ -17,7 +17,7 @@ buildGoPackage rec {
   buildInputs = [lvm2];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/rancher/convoy;
+    homepage = "https://github.com/rancher/convoy";
     description = "A Docker volume plugin, managing persistent container volumes.";
     license = licenses.asl20;
     maintainers = with maintainers; [ offline ];
diff --git a/pkgs/tools/filesystems/cryfs/default.nix b/pkgs/tools/filesystems/cryfs/default.nix
index 93a70f1f088..8f7f4f1a313 100644
--- a/pkgs/tools/filesystems/cryfs/default.nix
+++ b/pkgs/tools/filesystems/cryfs/default.nix
@@ -70,7 +70,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Cryptographic filesystem for the cloud";
-    homepage    = https://www.cryfs.org;
+    homepage    = "https://www.cryfs.org";
     license     = licenses.lgpl3;
     maintainers = with maintainers; [ peterhoeg c0bw3b ];
     platforms   = with platforms; linux;
diff --git a/pkgs/tools/filesystems/curlftpfs/default.nix b/pkgs/tools/filesystems/curlftpfs/default.nix
index 5636909093e..a0306693b28 100644
--- a/pkgs/tools/filesystems/curlftpfs/default.nix
+++ b/pkgs/tools/filesystems/curlftpfs/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation {
   name = "curlftpfs-0.9.2";
   src = fetchurl {
-    url = mirror://sourceforge/curlftpfs/curlftpfs-0.9.2.tar.gz;
+    url = "mirror://sourceforge/curlftpfs/curlftpfs-0.9.2.tar.gz";
     sha256 = "0n397hmv21jsr1j7zx3m21i7ryscdhkdsyqpvvns12q7qwwlgd2f";
   };
   nativeBuildInputs = [ pkgconfig ];
@@ -13,7 +13,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "Filesystem for accessing FTP hosts based on FUSE and libcurl";
-    homepage = http://curlftpfs.sourceforge.net;
+    homepage = "http://curlftpfs.sourceforge.net";
     license = licenses.gpl2;
     platforms = platforms.linux;
 
diff --git a/pkgs/tools/filesystems/darling-dmg/default.nix b/pkgs/tools/filesystems/darling-dmg/default.nix
index 0890db67fe7..3548cf0a3dc 100644
--- a/pkgs/tools/filesystems/darling-dmg/default.nix
+++ b/pkgs/tools/filesystems/darling-dmg/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
   CXXFLAGS = [ "-DU_USING_ICU_NAMESPACE=1" ];
 
   meta = {
-    homepage = http://www.darlinghq.org/;
+    homepage = "http://www.darlinghq.org/";
     description = "Darling lets you open macOS dmgs on Linux";
     platforms = stdenv.lib.platforms.linux;
     license = stdenv.lib.licenses.gpl3;
diff --git a/pkgs/tools/filesystems/davfs2/default.nix b/pkgs/tools/filesystems/davfs2/default.nix
index 13f21ae8b58..e3e4444c6c1 100644
--- a/pkgs/tools/filesystems/davfs2/default.nix
+++ b/pkgs/tools/filesystems/davfs2/default.nix
@@ -48,7 +48,7 @@ stdenv.mkDerivation rec {
   ];
 
   meta = {
-    homepage = https://savannah.nongnu.org/projects/davfs2;
+    homepage = "https://savannah.nongnu.org/projects/davfs2";
     description = "Mount WebDAV shares like a typical filesystem";
     license = stdenv.lib.licenses.gpl3Plus;
 
diff --git a/pkgs/tools/filesystems/dislocker/default.nix b/pkgs/tools/filesystems/dislocker/default.nix
index cf87f9ca98e..10e6e2f9c80 100644
--- a/pkgs/tools/filesystems/dislocker/default.nix
+++ b/pkgs/tools/filesystems/dislocker/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Read BitLocker encrypted partitions in Linux";
-    homepage    = https://github.com/aorimn/dislocker;
+    homepage    = "https://github.com/aorimn/dislocker";
     license     = licenses.gpl2;
     maintainers = with maintainers; [ elitak ];
     platforms   = platforms.linux;
diff --git a/pkgs/tools/filesystems/djmount/default.nix b/pkgs/tools/filesystems/djmount/default.nix
index e3c8c2944fb..15086d28c98 100644
--- a/pkgs/tools/filesystems/djmount/default.nix
+++ b/pkgs/tools/filesystems/djmount/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ fuse];
 
   meta = {
-    homepage = http://djmount.sourceforge.net/;
+    homepage = "http://djmount.sourceforge.net/";
     description = "UPnP AV client, mounts as a Linux filesystem the media content of compatible UPnP AV devices";
     platforms = stdenv.lib.platforms.linux;
     maintainers = [ stdenv.lib.maintainers.jagajaga ];
diff --git a/pkgs/tools/filesystems/dosfstools/default.nix b/pkgs/tools/filesystems/dosfstools/default.nix
index 369d2e74f30..5af1580d0a5 100644
--- a/pkgs/tools/filesystems/dosfstools/default.nix
+++ b/pkgs/tools/filesystems/dosfstools/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Utilities for creating and checking FAT and VFAT file systems";
-    homepage = https://github.com/dosfstools/dosfstools;
+    homepage = "https://github.com/dosfstools/dosfstools";
     platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
     license = stdenv.lib.licenses.gpl3;
   };
diff --git a/pkgs/tools/filesystems/duff/default.nix b/pkgs/tools/filesystems/duff/default.nix
index d68ad10bd0d..48511b97c04 100644
--- a/pkgs/tools/filesystems/duff/default.nix
+++ b/pkgs/tools/filesystems/duff/default.nix
@@ -33,7 +33,7 @@ stdenv.mkDerivation {
       Duff is a Unix command-line utility for quickly finding duplicates in
       a given set of files.
     '';
-    homepage = https://duff.dreda.org/;
+    homepage = "https://duff.dreda.org/";
     license = licenses.zlib;
     platforms = platforms.all;
   };
diff --git a/pkgs/tools/filesystems/duperemove/default.nix b/pkgs/tools/filesystems/duperemove/default.nix
index 0950445bd3e..53ebbb2f8d4 100644
--- a/pkgs/tools/filesystems/duperemove/default.nix
+++ b/pkgs/tools/filesystems/duperemove/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A simple tool for finding duplicated extents and submitting them for deduplication";
-    homepage = https://github.com/markfasheh/duperemove;
+    homepage = "https://github.com/markfasheh/duperemove";
     license = licenses.gpl2;
     maintainers = with maintainers; [ bluescreen303 thoughtpolice ];
     platforms = platforms.linux;
diff --git a/pkgs/tools/filesystems/e2fsprogs/default.nix b/pkgs/tools/filesystems/e2fsprogs/default.nix
index c23e60e79b2..469ed6fdf34 100644
--- a/pkgs/tools/filesystems/e2fsprogs/default.nix
+++ b/pkgs/tools/filesystems/e2fsprogs/default.nix
@@ -64,7 +64,7 @@ stdenv.mkDerivation rec {
   enableParallelBuilding = true;
 
   meta = with stdenv.lib; {
-    homepage = http://e2fsprogs.sourceforge.net/;
+    homepage = "http://e2fsprogs.sourceforge.net/";
     description = "Tools for creating and checking ext2/ext3/ext4 filesystems";
     license = licenses.gpl2;
     platforms = platforms.unix;
diff --git a/pkgs/tools/filesystems/e2tools/default.nix b/pkgs/tools/filesystems/e2tools/default.nix
index 14f6afa99f0..9c86ced90f7 100644
--- a/pkgs/tools/filesystems/e2tools/default.nix
+++ b/pkgs/tools/filesystems/e2tools/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
   enableParallelBuilding = true;
 
   meta = {
-    homepage = http://home.earthlink.net/~k_sheff/sw/e2tools/;
+    homepage = "http://home.earthlink.net/~k_sheff/sw/e2tools/";
     description = "Utilities to read/write/manipulate files in an ext2/ext3 filesystem";
     license = stdenv.lib.licenses.gpl2;
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/tools/filesystems/encfs/default.nix b/pkgs/tools/filesystems/encfs/default.nix
index 19767b7013a..24aa52e366f 100644
--- a/pkgs/tools/filesystems/encfs/default.nix
+++ b/pkgs/tools/filesystems/encfs/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "An encrypted filesystem in user-space via FUSE";
-    homepage = https://vgough.github.io/encfs;
+    homepage = "https://vgough.github.io/encfs";
     license = with licenses; [ gpl3 lgpl3 ];
     platforms = with platforms; linux;
   };
diff --git a/pkgs/tools/filesystems/ext4magic/default.nix b/pkgs/tools/filesystems/ext4magic/default.nix
index 1e1edfab8dd..19e0e4ee63e 100644
--- a/pkgs/tools/filesystems/ext4magic/default.nix
+++ b/pkgs/tools/filesystems/ext4magic/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
 
   patches = [
     (fetchpatch {
-        url = https://sourceforge.net/p/ext4magic/tickets/10/attachment/ext4magic-0.3.2-i_dir_acl.patch;
+        url = "https://sourceforge.net/p/ext4magic/tickets/10/attachment/ext4magic-0.3.2-i_dir_acl.patch";
         sha256 = "1accydd8kigid68yir2fbihm3r3x8ws3iyznp25snkx41w6y6x8c";
     })
     ./glibc-fix.patch
@@ -32,7 +32,7 @@ stdenv.mkDerivation rec {
 
       It's much more effective and works much better than extundelete.
     '';
-    homepage = http://ext4magic.sourceforge.net/ext4magic_en.html;
+    homepage = "http://ext4magic.sourceforge.net/ext4magic_en.html";
     license = licenses.gpl2;
     platforms = platforms.linux;
     maintainers = [ maintainers.rkoe ];
diff --git a/pkgs/tools/filesystems/extundelete/default.nix b/pkgs/tools/filesystems/extundelete/default.nix
index b84992e1acb..447f7a656d1 100644
--- a/pkgs/tools/filesystems/extundelete/default.nix
+++ b/pkgs/tools/filesystems/extundelete/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "Utility that can recover deleted files from an ext3 or ext4 partition";
-    homepage = http://extundelete.sourceforge.net/;
+    homepage = "http://extundelete.sourceforge.net/";
     license = licenses.gpl2;
     platforms = platforms.linux;
     maintainers = [ maintainers.domenkozar ];
diff --git a/pkgs/tools/filesystems/f2fs-tools/default.nix b/pkgs/tools/filesystems/f2fs-tools/default.nix
index c5ec523e247..2ab168a19a5 100644
--- a/pkgs/tools/filesystems/f2fs-tools/default.nix
+++ b/pkgs/tools/filesystems/f2fs-tools/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
   patches = [ ./f2fs-tools-cross-fix.patch ];
 
   meta = with stdenv.lib; {
-    homepage = http://git.kernel.org/cgit/linux/kernel/git/jaegeuk/f2fs-tools.git/;
+    homepage = "http://git.kernel.org/cgit/linux/kernel/git/jaegeuk/f2fs-tools.git/";
     description = "Userland tools for the f2fs filesystem";
     license = licenses.gpl2;
     platforms = platforms.linux;
diff --git a/pkgs/tools/filesystems/f3/default.nix b/pkgs/tools/filesystems/f3/default.nix
index d2887582938..3559579fe80 100644
--- a/pkgs/tools/filesystems/f3/default.nix
+++ b/pkgs/tools/filesystems/f3/default.nix
@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Fight Flash Fraud";
-    homepage = http://oss.digirati.com.br/f3/;
+    homepage = "http://oss.digirati.com.br/f3/";
     license = stdenv.lib.licenses.gpl2;
     platforms = stdenv.lib.platforms.linux;
     maintainers = with stdenv.lib.maintainers; [ makefu ];
diff --git a/pkgs/tools/filesystems/fatresize/default.nix b/pkgs/tools/filesystems/fatresize/default.nix
index 5a60f8c055e..c1d048889c7 100644
--- a/pkgs/tools/filesystems/fatresize/default.nix
+++ b/pkgs/tools/filesystems/fatresize/default.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "The FAT16/FAT32 non-destructive resizer";
-    homepage = https://sourceforge.net/projects/fatresize;
+    homepage = "https://sourceforge.net/projects/fatresize";
     platforms = platforms.linux;
     license = licenses.gpl2;
   };
diff --git a/pkgs/tools/filesystems/fatsort/default.nix b/pkgs/tools/filesystems/fatsort/default.nix
index aee053ad135..dafe4c85176 100644
--- a/pkgs/tools/filesystems/fatsort/default.nix
+++ b/pkgs/tools/filesystems/fatsort/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ help2man ];
 
   meta = with stdenv.lib; {
-    homepage = http://fatsort.sourceforge.net/;
+    homepage = "http://fatsort.sourceforge.net/";
     description = "Sorts FAT partition table, for devices that don't do sorting of files";
     maintainers = [ maintainers.kovirobi ];
     license = licenses.gpl2;
diff --git a/pkgs/tools/filesystems/file-rename/default.nix b/pkgs/tools/filesystems/file-rename/default.nix
index 8eeb052b22f..f9b6a941f68 100644
--- a/pkgs/tools/filesystems/file-rename/default.nix
+++ b/pkgs/tools/filesystems/file-rename/default.nix
@@ -5,7 +5,7 @@ perlPackages.buildPerlPackage {
   version = "0.20";
 
   src = fetchurl {
-    url = mirror://cpan/authors/id/R/RM/RMBARKER/File-Rename-0.20.tar.gz;
+    url = "mirror://cpan/authors/id/R/RM/RMBARKER/File-Rename-0.20.tar.gz";
     sha256 = "1cf6xx2hiy1xalp35fh8g73j67r0w0g66jpcbc6971x9jbm7bvjy";
   };
 
diff --git a/pkgs/tools/filesystems/fsfs/default.nix b/pkgs/tools/filesystems/fsfs/default.nix
index 75e5280d391..3e76653dd3e 100644
--- a/pkgs/tools/filesystems/fsfs/default.nix
+++ b/pkgs/tools/filesystems/fsfs/default.nix
@@ -5,7 +5,7 @@ throw "It still does not build"
 stdenv.mkDerivation {
   name = "fsfs-0.1.1";
   src = fetchurl {
-    url = mirror://sourceforge/fsfs/fsfs-0.1.1.tar.gz;
+    url = "mirror://sourceforge/fsfs/fsfs-0.1.1.tar.gz";
     sha256 = "05wka9aq182li2r7gxcd8bb3rhpns7ads0k59v7w1jza60l57c74";
   };
 
@@ -23,7 +23,7 @@ stdenv.mkDerivation {
   '';
 
   meta = {
-    homepage = http://fsfs.sourceforge.net/;
+    homepage = "http://fsfs.sourceforge.net/";
     description = "Secure distributed file system in user space";
     license = stdenv.lib.licenses.gpl2Plus;
   };
diff --git a/pkgs/tools/filesystems/fuseiso/default.nix b/pkgs/tools/filesystems/fuseiso/default.nix
index 41c4cc84f96..2d24cb71bbe 100644
--- a/pkgs/tools/filesystems/fuseiso/default.nix
+++ b/pkgs/tools/filesystems/fuseiso/default.nix
@@ -32,7 +32,7 @@ stdenv.mkDerivation {
   ];
 
   meta = {
-    homepage = https://sourceforge.net/projects/fuseiso;
+    homepage = "https://sourceforge.net/projects/fuseiso";
     description = "FUSE module to mount ISO filesystem images";
     platforms = stdenv.lib.platforms.linux;
     license = stdenv.lib.licenses.gpl2;
diff --git a/pkgs/tools/filesystems/genext2fs/default.nix b/pkgs/tools/filesystems/genext2fs/default.nix
index 0ef85abd2b7..8d0c0325aa9 100644
--- a/pkgs/tools/filesystems/genext2fs/default.nix
+++ b/pkgs/tools/filesystems/genext2fs/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation {
   name = "genext2fs-1.4.1";
   
   src = fetchurl {
-    url = mirror://sourceforge/genext2fs/genext2fs-1.4.1.tar.gz;
+    url = "mirror://sourceforge/genext2fs/genext2fs-1.4.1.tar.gz";
     sha256 = "1z7czvsf3ircvz2cw1cf53yifsq29ljxmj15hbgc79l6gbxbnka0";
   };
 
@@ -15,7 +15,7 @@ stdenv.mkDerivation {
   '';
 
   meta = with stdenv.lib; {
-    homepage = http://genext2fs.sourceforge.net/;
+    homepage = "http://genext2fs.sourceforge.net/";
     description = "A tool to generate ext2 filesystem images without requiring root privileges";
     license = licenses.gpl2;
     platforms = platforms.all;
diff --git a/pkgs/tools/filesystems/genimage/default.nix b/pkgs/tools/filesystems/genimage/default.nix
index e905222ad45..c3b867fbb60 100644
--- a/pkgs/tools/filesystems/genimage/default.nix
+++ b/pkgs/tools/filesystems/genimage/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://git.pengutronix.de/cgit/genimage;
+    homepage = "https://git.pengutronix.de/cgit/genimage";
     description = "Generate filesystem images from directory trees";
     license = licenses.gpl2Plus;
     platforms = platforms.all;
diff --git a/pkgs/tools/filesystems/genromfs/default.nix b/pkgs/tools/filesystems/genromfs/default.nix
index 1e6c73f725a..d9d97a424bd 100644
--- a/pkgs/tools/filesystems/genromfs/default.nix
+++ b/pkgs/tools/filesystems/genromfs/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = http://romfs.sourceforge.net/;
+    homepage = "http://romfs.sourceforge.net/";
     description = "Tool for creating romfs file system images";
     license = licenses.gpl2;
     maintainers = with maintainers; [ pxc ];
diff --git a/pkgs/tools/filesystems/gitfs/default.nix b/pkgs/tools/filesystems/gitfs/default.nix
index 7c36e37b33f..0f66955360f 100644
--- a/pkgs/tools/filesystems/gitfs/default.nix
+++ b/pkgs/tools/filesystems/gitfs/default.nix
@@ -29,7 +29,7 @@ python3Packages.buildPythonApplication rec {
       and any subsequent changes made to the files will be
       automatically committed to the remote.
     '';
-    homepage = https://github.com/PressLabs/gitfs;
+    homepage = "https://github.com/PressLabs/gitfs";
     license = stdenv.lib.licenses.asl20;
     platforms = stdenv.lib.platforms.linux;
     maintainers = [ stdenv.lib.maintainers.robbinch ];
diff --git a/pkgs/tools/filesystems/gocryptfs/default.nix b/pkgs/tools/filesystems/gocryptfs/default.nix
index 8491bf20e8f..70a0aff118d 100644
--- a/pkgs/tools/filesystems/gocryptfs/default.nix
+++ b/pkgs/tools/filesystems/gocryptfs/default.nix
@@ -43,7 +43,7 @@ buildGoPackage rec {
   meta = with stdenv.lib; {
     description = "Encrypted overlay filesystem written in Go";
     license = licenses.mit;
-    homepage = https://nuetzlich.net/gocryptfs/;
+    homepage = "https://nuetzlich.net/gocryptfs/";
     maintainers = with maintainers; [ flokli offline ];
     platforms = platforms.unix;
   };
diff --git a/pkgs/tools/filesystems/grive2/default.nix b/pkgs/tools/filesystems/grive2/default.nix
index f325fc97e32..01b63003d62 100644
--- a/pkgs/tools/filesystems/grive2/default.nix
+++ b/pkgs/tools/filesystems/grive2/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A console Google Drive client";
-    homepage = https://github.com/vitalif/grive2;
+    homepage = "https://github.com/vitalif/grive2";
     license = licenses.gpl2;
     platforms = platforms.linux;
   };
diff --git a/pkgs/tools/filesystems/httpfs/default.nix b/pkgs/tools/filesystems/httpfs/default.nix
index b0f7981ebb3..d97b05abb6c 100644
--- a/pkgs/tools/filesystems/httpfs/default.nix
+++ b/pkgs/tools/filesystems/httpfs/default.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "HTTPFS2, a FUSE-based HTTP file system for Linux";
 
-    homepage = http://httpfs.sourceforge.net/;
+    homepage = "http://httpfs.sourceforge.net/";
 
     license = stdenv.lib.licenses.gpl2Plus;
 
diff --git a/pkgs/tools/filesystems/hubicfuse/default.nix b/pkgs/tools/filesystems/hubicfuse/default.nix
index 9b1c2b66e7a..5bb8b4e91e2 100644
--- a/pkgs/tools/filesystems/hubicfuse/default.nix
+++ b/pkgs/tools/filesystems/hubicfuse/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/TurboGit/hubicfuse;
+    homepage = "https://github.com/TurboGit/hubicfuse";
     description = "FUSE-based filesystem to access hubic cloud storage";
     platforms = platforms.linux;
     license = licenses.mit;
diff --git a/pkgs/tools/filesystems/ifuse/default.nix b/pkgs/tools/filesystems/ifuse/default.nix
index aef6087d3f2..5e6025c0348 100644
--- a/pkgs/tools/filesystems/ifuse/default.nix
+++ b/pkgs/tools/filesystems/ifuse/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ autoreconfHook pkgconfig fuse usbmuxd libimobiledevice ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/libimobiledevice/ifuse;
+    homepage = "https://github.com/libimobiledevice/ifuse";
     description = "A fuse filesystem implementation to access the contents of iOS devices";
     longDescription = ''
       Mount directories of an iOS device locally using fuse. By default the media
diff --git a/pkgs/tools/filesystems/irods/common.nix b/pkgs/tools/filesystems/irods/common.nix
index 902d7d7d1a1..fa498263baa 100644
--- a/pkgs/tools/filesystems/irods/common.nix
+++ b/pkgs/tools/filesystems/irods/common.nix
@@ -47,7 +47,7 @@ with stdenv;
       important in data management. The development infrastructure supports exhaustive
       testing on supported platforms; plug-in support for microservices, storage resources,
       drivers, and databases; and extensive documentation, training and support services.'';
-    homepage = https://irods.org;
+    homepage = "https://irods.org";
     license = stdenv.lib.licenses.bsd3;
     maintainers = [ stdenv.lib.maintainers.bzizou ];
     platforms = stdenv.lib.platforms.all;
diff --git a/pkgs/tools/filesystems/jfsutils/default.nix b/pkgs/tools/filesystems/jfsutils/default.nix
index 8b899da32c1..954393e4589 100644
--- a/pkgs/tools/filesystems/jfsutils/default.nix
+++ b/pkgs/tools/filesystems/jfsutils/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "IBM JFS utilities";
-    homepage = http://jfs.sourceforge.net;
+    homepage = "http://jfs.sourceforge.net";
     license = licenses.gpl3;
     platforms = platforms.linux;
   };
diff --git a/pkgs/tools/filesystems/jmtpfs/default.nix b/pkgs/tools/filesystems/jmtpfs/default.nix
index 58963753a51..56afb8f0f55 100644
--- a/pkgs/tools/filesystems/jmtpfs/default.nix
+++ b/pkgs/tools/filesystems/jmtpfs/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "A FUSE filesystem for MTP devices like Android phones";
-    homepage = https://github.com/JasonFerrara/jmtpfs;
+    homepage = "https://github.com/JasonFerrara/jmtpfs";
     license = licenses.gpl3;
     platforms = platforms.linux;
     maintainers = [ maintainers.coconnor ];
diff --git a/pkgs/tools/filesystems/mhddfs/default.nix b/pkgs/tools/filesystems/mhddfs/default.nix
index 4d90e189b95..94aa07b1043 100644
--- a/pkgs/tools/filesystems/mhddfs/default.nix
+++ b/pkgs/tools/filesystems/mhddfs/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = {
-    homepage = http://mhddfs.uvw.ru/;
+    homepage = "http://mhddfs.uvw.ru/";
     description = "Combines a several mount points into the single one";
     license = stdenv.lib.licenses.gpl3;
     maintainers = [ stdenv.lib.maintainers.makefu ];
diff --git a/pkgs/tools/filesystems/mkspiffs/default.nix b/pkgs/tools/filesystems/mkspiffs/default.nix
index 6733b3df45e..086791de787 100644
--- a/pkgs/tools/filesystems/mkspiffs/default.nix
+++ b/pkgs/tools/filesystems/mkspiffs/default.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
   meta = with stdenv.lib; {
     description = "Tool to build and unpack SPIFFS images";
     license = licenses.mit;
-    homepage = https://github.com/igrr/mkspiffs;
+    homepage = "https://github.com/igrr/mkspiffs";
     maintainers = with maintainers; [ haslersn ];
     platforms = platforms.linux;
   };
diff --git a/pkgs/tools/filesystems/mp3fs/default.nix b/pkgs/tools/filesystems/mp3fs/default.nix
index b453067eaef..9675f44583a 100644
--- a/pkgs/tools/filesystems/mp3fs/default.nix
+++ b/pkgs/tools/filesystems/mp3fs/default.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
       which only understands the MP3 format, or transcode files through
       simple drag-and-drop in a file browser.
     '';
-    homepage = https://khenriks.github.io/mp3fs/;
+    homepage = "https://khenriks.github.io/mp3fs/";
     license = licenses.gpl3Plus;
     platforms = platforms.linux;
   };
diff --git a/pkgs/tools/filesystems/mtpfs/default.nix b/pkgs/tools/filesystems/mtpfs/default.nix
index bf048113714..bede0e5fca0 100644
--- a/pkgs/tools/filesystems/mtpfs/default.nix
+++ b/pkgs/tools/filesystems/mtpfs/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   };
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/cjd/mtpfs;
+    homepage = "https://github.com/cjd/mtpfs";
     description = "FUSE Filesystem providing access to MTP devices";
     platforms = platforms.all;
     license = licenses.gpl3;
diff --git a/pkgs/tools/filesystems/netatalk/default.nix b/pkgs/tools/filesystems/netatalk/default.nix
index 0a4207d0715..faa0a1ebfe8 100644
--- a/pkgs/tools/filesystems/netatalk/default.nix
+++ b/pkgs/tools/filesystems/netatalk/default.nix
@@ -53,7 +53,7 @@ stdenv.mkDerivation rec{
 
   meta = {
     description = "Apple Filing Protocol Server";
-    homepage = http://netatalk.sourceforge.net/;
+    homepage = "http://netatalk.sourceforge.net/";
     license = stdenv.lib.licenses.gpl3;
     platforms = stdenv.lib.platforms.linux;
     maintainers = with stdenv.lib.maintainers; [ jcumming ];
diff --git a/pkgs/tools/filesystems/nixpart/0.4/blivet.nix b/pkgs/tools/filesystems/nixpart/0.4/blivet.nix
index 003a0e24fb5..b05abd72bac 100644
--- a/pkgs/tools/filesystems/nixpart/0.4/blivet.nix
+++ b/pkgs/tools/filesystems/nixpart/0.4/blivet.nix
@@ -42,7 +42,7 @@ buildPythonApplication rec {
   doCheck = false;
 
   meta = with stdenv.lib; {
-    homepage = https://fedoraproject.org/wiki/Blivet;
+    homepage = "https://fedoraproject.org/wiki/Blivet";
     description = "Module for management of a system's storage configuration";
     license = with licenses; [ gpl2Plus lgpl21Plus ];
     platforms = platforms.linux;
diff --git a/pkgs/tools/filesystems/nixpart/0.4/cryptsetup.nix b/pkgs/tools/filesystems/nixpart/0.4/cryptsetup.nix
index b5f3a2f3e1f..3feed238880 100644
--- a/pkgs/tools/filesystems/nixpart/0.4/cryptsetup.nix
+++ b/pkgs/tools/filesystems/nixpart/0.4/cryptsetup.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
              ++ stdenv.lib.optional enablePython python;
 
   meta = {
-    homepage = http://code.google.com/p/cryptsetup/;
+    homepage = "http://code.google.com/p/cryptsetup/";
     description = "LUKS for dm-crypt";
     license = stdenv.lib.licenses.gpl2;
     maintainers = with stdenv.lib.maintainers; [ ];
diff --git a/pkgs/tools/filesystems/nixpart/0.4/lvm2.nix b/pkgs/tools/filesystems/nixpart/0.4/lvm2.nix
index 804b052b61a..c8c748b4c45 100644
--- a/pkgs/tools/filesystems/nixpart/0.4/lvm2.nix
+++ b/pkgs/tools/filesystems/nixpart/0.4/lvm2.nix
@@ -57,7 +57,7 @@ stdenv.mkDerivation {
     '';
 
   meta = {
-    homepage = http://sourceware.org/lvm2/;
+    homepage = "http://sourceware.org/lvm2/";
     description = "Tools to support Logical Volume Management (LVM) on Linux";
     platforms = stdenv.lib.platforms.linux;
   };
diff --git a/pkgs/tools/filesystems/nixpart/0.4/multipath-tools.nix b/pkgs/tools/filesystems/nixpart/0.4/multipath-tools.nix
index f30bd958cf3..b3b18579334 100644
--- a/pkgs/tools/filesystems/nixpart/0.4/multipath-tools.nix
+++ b/pkgs/tools/filesystems/nixpart/0.4/multipath-tools.nix
@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Tools for the Linux multipathing driver";
-    homepage = http://christophe.varoqui.free.fr/;
+    homepage = "http://christophe.varoqui.free.fr/";
     platforms = stdenv.lib.platforms.linux;
   };
 }
diff --git a/pkgs/tools/filesystems/nixpart/0.4/parted.nix b/pkgs/tools/filesystems/nixpart/0.4/parted.nix
index 046fe81e64a..2a0ffe326dc 100644
--- a/pkgs/tools/filesystems/nixpart/0.4/parted.nix
+++ b/pkgs/tools/filesystems/nixpart/0.4/parted.nix
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
       which also serves as a sample implementation and script backend.
     '';
 
-    homepage = https://www.gnu.org/software/parted/;
+    homepage = "https://www.gnu.org/software/parted/";
     license = stdenv.lib.licenses.gpl3Plus;
 
     maintainers = [
diff --git a/pkgs/tools/filesystems/nixpart/0.4/pykickstart.nix b/pkgs/tools/filesystems/nixpart/0.4/pykickstart.nix
index 9d067359c44..0698dcd9ecb 100644
--- a/pkgs/tools/filesystems/nixpart/0.4/pykickstart.nix
+++ b/pkgs/tools/filesystems/nixpart/0.4/pykickstart.nix
@@ -23,7 +23,7 @@ buildPythonApplication rec {
   '';
 
   meta = {
-    homepage = http://fedoraproject.org/wiki/Pykickstart;
+    homepage = "http://fedoraproject.org/wiki/Pykickstart";
     description = "Read and write Fedora kickstart files";
     license = stdenv.lib.licenses.gpl2Plus;
   };
diff --git a/pkgs/tools/filesystems/nixpart/0.4/pyparted.nix b/pkgs/tools/filesystems/nixpart/0.4/pyparted.nix
index e0947b01f51..f71e7c3a06d 100644
--- a/pkgs/tools/filesystems/nixpart/0.4/pyparted.nix
+++ b/pkgs/tools/filesystems/nixpart/0.4/pyparted.nix
@@ -34,7 +34,7 @@ buildPythonApplication rec {
   '';
 
   meta = {
-    homepage = https://fedorahosted.org/pyparted/;
+    homepage = "https://fedorahosted.org/pyparted/";
     description = "Python interface for libparted";
     license = stdenv.lib.licenses.gpl2Plus;
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/tools/filesystems/ntfs-3g/default.nix b/pkgs/tools/filesystems/ntfs-3g/default.nix
index 1d402090355..abe171170d4 100644
--- a/pkgs/tools/filesystems/ntfs-3g/default.nix
+++ b/pkgs/tools/filesystems/ntfs-3g/default.nix
@@ -40,7 +40,7 @@ stdenv.mkDerivation rec {
     '';
 
   meta = with stdenv.lib; {
-    homepage = https://www.tuxera.com/community/open-source-ntfs-3g/;
+    homepage = "https://www.tuxera.com/community/open-source-ntfs-3g/";
     description = "FUSE-based NTFS driver with full write support";
     maintainers = with maintainers; [ dezgeg ];
     platforms = platforms.linux;
diff --git a/pkgs/tools/filesystems/rdfind/default.nix b/pkgs/tools/filesystems/rdfind/default.nix
index 424f84ec34f..54cb54b1df4 100644
--- a/pkgs/tools/filesystems/rdfind/default.nix
+++ b/pkgs/tools/filesystems/rdfind/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ nettle ];
 
   meta = with stdenv.lib; {
-    homepage = https://rdfind.pauldreik.se/;
+    homepage = "https://rdfind.pauldreik.se/";
     description = "Removes or hardlinks duplicate files very swiftly";
     license = stdenv.lib.licenses.gpl2;
     maintainers = [ maintainers.wmertens ];
diff --git a/pkgs/tools/filesystems/reiser4progs/default.nix b/pkgs/tools/filesystems/reiser4progs/default.nix
index dbc391d0082..896d472b832 100644
--- a/pkgs/tools/filesystems/reiser4progs/default.nix
+++ b/pkgs/tools/filesystems/reiser4progs/default.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     inherit version;
-    homepage = https://sourceforge.net/projects/reiser4/;
+    homepage = "https://sourceforge.net/projects/reiser4/";
     description = "Reiser4 utilities";
     license = licenses.gpl2;
     platforms = platforms.linux;
diff --git a/pkgs/tools/filesystems/reiserfsprogs/default.nix b/pkgs/tools/filesystems/reiserfsprogs/default.nix
index 10962f10a8f..daafdbf231f 100644
--- a/pkgs/tools/filesystems/reiserfsprogs/default.nix
+++ b/pkgs/tools/filesystems/reiserfsprogs/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     inherit version;
-    homepage = http://www.namesys.com/;
+    homepage = "http://www.namesys.com/";
     description = "ReiserFS utilities";
     license = stdenv.lib.licenses.gpl2;
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/tools/filesystems/rmount/default.nix b/pkgs/tools/filesystems/rmount/default.nix
index 72172ef5baa..529fc024491 100644
--- a/pkgs/tools/filesystems/rmount/default.nix
+++ b/pkgs/tools/filesystems/rmount/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/Luis-Hebendanz/rmount;
+    homepage = "https://github.com/Luis-Hebendanz/rmount";
     description = "Remote mount utility which parses a json file";
     license = licenses.mit;
     maintainers = [ maintainers.luis ];
diff --git a/pkgs/tools/filesystems/romdirfs/default.nix b/pkgs/tools/filesystems/romdirfs/default.nix
index 8085eb5f234..96389214c7e 100644
--- a/pkgs/tools/filesystems/romdirfs/default.nix
+++ b/pkgs/tools/filesystems/romdirfs/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "FUSE for access Playstation 2 IOP IOPRP images and BIOS dumps";
-    homepage = https://github.com/mlafeldt/romdirfs;
+    homepage = "https://github.com/mlafeldt/romdirfs";
     license = licenses.gpl3;
     platforms = platforms.linux;
     maintainers = with maintainers; [ genesis ];
diff --git a/pkgs/tools/filesystems/s3backer/default.nix b/pkgs/tools/filesystems/s3backer/default.nix
index 186da6255eb..1906f680535 100644
--- a/pkgs/tools/filesystems/s3backer/default.nix
+++ b/pkgs/tools/filesystems/s3backer/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/archiecobbs/s3backer;
+    homepage = "https://github.com/archiecobbs/s3backer";
     description = "FUSE-based single file backing store via Amazon S3";
     license = licenses.gpl2Plus;
     platforms = with platforms; linux;
diff --git a/pkgs/tools/filesystems/sasquatch/default.nix b/pkgs/tools/filesystems/sasquatch/default.nix
index 36ac3630e54..d4c7d9b7667 100644
--- a/pkgs/tools/filesystems/sasquatch/default.nix
+++ b/pkgs/tools/filesystems/sasquatch/default.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
   version = "4.3";
 
   src = fetchurl {
-    url = mirror://sourceforge/squashfs/squashfs4.3.tar.gz;
+    url = "mirror://sourceforge/squashfs/squashfs4.3.tar.gz";
     sha256 = "1xpklm0y43nd9i6jw43y2xh5zvlmj9ar2rvknh0bh7kv8c95aq0d";
   };
 
diff --git a/pkgs/tools/filesystems/snapraid/default.nix b/pkgs/tools/filesystems/snapraid/default.nix
index b5ffdade98f..db9afedad96 100644
--- a/pkgs/tools/filesystems/snapraid/default.nix
+++ b/pkgs/tools/filesystems/snapraid/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ ];
 
   meta = {
-    homepage = http://www.snapraid.it/;
+    homepage = "http://www.snapraid.it/";
     description = "A backup program for disk arrays";
     license = stdenv.lib.licenses.gpl3;
     maintainers = [ stdenv.lib.maintainers.makefu ];
diff --git a/pkgs/tools/filesystems/squashfs-tools-ng/default.nix b/pkgs/tools/filesystems/squashfs-tools-ng/default.nix
index df8b3f22c48..767c5168ff2 100644
--- a/pkgs/tools/filesystems/squashfs-tools-ng/default.nix
+++ b/pkgs/tools/filesystems/squashfs-tools-ng/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ zlib xz lz4 lzo zstd ];
 
   meta = with lib; {
-    homepage = https://github.com/AgentD/squashfs-tools-ng;
+    homepage = "https://github.com/AgentD/squashfs-tools-ng";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ qyliss ];
     platforms = platforms.unix;
diff --git a/pkgs/tools/filesystems/squashfs/default.nix b/pkgs/tools/filesystems/squashfs/default.nix
index f02a913bc25..645633a87e1 100644
--- a/pkgs/tools/filesystems/squashfs/default.nix
+++ b/pkgs/tools/filesystems/squashfs/default.nix
@@ -35,7 +35,7 @@ stdenv.mkDerivation {
     ++ stdenv.lib.optional lz4Support "LZ4_SUPPORT=1";
 
   meta = {
-    homepage = http://squashfs.sourceforge.net/;
+    homepage = "http://squashfs.sourceforge.net/";
     description = "Tool for creating and unpacking squashfs filesystems";
     platforms = stdenv.lib.platforms.unix;
     license = stdenv.lib.licenses.gpl2Plus;
diff --git a/pkgs/tools/filesystems/squashfuse/default.nix b/pkgs/tools/filesystems/squashfuse/default.nix
index e828698b0e9..27335a9cf5d 100644
--- a/pkgs/tools/filesystems/squashfuse/default.nix
+++ b/pkgs/tools/filesystems/squashfuse/default.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "FUSE filesystem to mount squashfs archives";
-    homepage = https://github.com/vasi/squashfuse;
+    homepage = "https://github.com/vasi/squashfuse";
     maintainers = [ maintainers.genesis ];
     platforms = platforms.linux;
     license = "BSD-2-Clause";
diff --git a/pkgs/tools/filesystems/svnfs/default.nix b/pkgs/tools/filesystems/svnfs/default.nix
index ebfb211732e..4ae4ebb6f19 100644
--- a/pkgs/tools/filesystems/svnfs/default.nix
+++ b/pkgs/tools/filesystems/svnfs/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation {
   name = "svnfs-0.4";
 
   src = fetchurl {
-    url = http://www.jmadden.eu/wp-content/uploads/svnfs/svnfs-0.4.tgz;
+    url = "http://www.jmadden.eu/wp-content/uploads/svnfs/svnfs-0.4.tgz";
     sha256 = "1lrzjr0812lrnkkwk60bws9k1hq2iibphm0nhqyv26axdsygkfky";
   };
 
@@ -20,7 +20,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "FUSE filesystem for accessing Subversion repositories";
-    homepage = http://www.jmadden.eu/index.php/svnfs/;
+    homepage = "http://www.jmadden.eu/index.php/svnfs/";
     license = stdenv.lib.licenses.gpl2;
     maintainers = [stdenv.lib.maintainers.marcweber];
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/tools/filesystems/tmsu/default.nix b/pkgs/tools/filesystems/tmsu/default.nix
index 67e21ac4c2c..c7d11d415a5 100644
--- a/pkgs/tools/filesystems/tmsu/default.nix
+++ b/pkgs/tools/filesystems/tmsu/default.nix
@@ -53,7 +53,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage    = http://www.tmsu.org;
+    homepage    = "http://www.tmsu.org";
     description = "A tool for tagging your files using a virtual filesystem";
     maintainers = with maintainers; [ pSub ];
     license     = licenses.gpl3;
diff --git a/pkgs/tools/filesystems/u3-tool/default.nix b/pkgs/tools/filesystems/u3-tool/default.nix
index 62b4b930139..f18eb9e8227 100644
--- a/pkgs/tools/filesystems/u3-tool/default.nix
+++ b/pkgs/tools/filesystems/u3-tool/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Tool for controlling the special features of a 'U3 smart drive' USB Flash disk";
-    homepage = https://sourceforge.net/projects/u3-tool/ ;
+    homepage = "https://sourceforge.net/projects/u3-tool/";
     license = licenses.gpl2;
     platforms = with platforms; linux;
     maintainers = with maintainers; [ makefu ];
diff --git a/pkgs/tools/filesystems/unionfs-fuse/default.nix b/pkgs/tools/filesystems/unionfs-fuse/default.nix
index 73272b83989..695e071effc 100644
--- a/pkgs/tools/filesystems/unionfs-fuse/default.nix
+++ b/pkgs/tools/filesystems/unionfs-fuse/default.nix
@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "FUSE UnionFS implementation";
-    homepage = https://github.com/rpodgorny/unionfs-fuse;
+    homepage = "https://github.com/rpodgorny/unionfs-fuse";
     license = licenses.bsd3;
     platforms = platforms.linux;
     maintainers = with maintainers; [ orivej ];
diff --git a/pkgs/tools/filesystems/wdfs/default.nix b/pkgs/tools/filesystems/wdfs/default.nix
index 50a50ad18f0..af1caecfd74 100644
--- a/pkgs/tools/filesystems/wdfs/default.nix
+++ b/pkgs/tools/filesystems/wdfs/default.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation {
   buildInputs = [fuse glib neon];
 
   meta = with stdenv.lib; {
-    homepage = http://noedler.de/projekte/wdfs/;
+    homepage = "http://noedler.de/projekte/wdfs/";
     license = licenses.gpl2;
     description = "User-space filesystem that allows to mount a webdav share";
     platforms = platforms.linux;
diff --git a/pkgs/tools/filesystems/xfsprogs/default.nix b/pkgs/tools/filesystems/xfsprogs/default.nix
index aa28ee62596..b5254a92024 100644
--- a/pkgs/tools/filesystems/xfsprogs/default.nix
+++ b/pkgs/tools/filesystems/xfsprogs/default.nix
@@ -56,7 +56,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = http://xfs.org/;
+    homepage = "http://xfs.org/";
     description = "SGI XFS utilities";
     license = licenses.lgpl21;
     platforms = platforms.linux;
diff --git a/pkgs/tools/filesystems/yandex-disk/default.nix b/pkgs/tools/filesystems/yandex-disk/default.nix
index b97480d655b..334aa6ad9c6 100644
--- a/pkgs/tools/filesystems/yandex-disk/default.nix
+++ b/pkgs/tools/filesystems/yandex-disk/default.nix
@@ -46,7 +46,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = {
-    homepage = https://help.yandex.com/disk/cli-clients.xml;
+    homepage = "https://help.yandex.com/disk/cli-clients.xml";
     description = "A free cloud file storage service";
     maintainers = with stdenv.lib.maintainers; [ smironov jagajaga ];
     platforms = ["i686-linux" "x86_64-linux"];
diff --git a/pkgs/tools/filesystems/zerofree/default.nix b/pkgs/tools/filesystems/zerofree/default.nix
index 734c8df9b6a..f9fd8a3c7f3 100644
--- a/pkgs/tools/filesystems/zerofree/default.nix
+++ b/pkgs/tools/filesystems/zerofree/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
 '';
 
   meta = {
-    homepage = https://frippery.org/uml/;
+    homepage = "https://frippery.org/uml/";
     description = "Zero free blocks from ext2, ext3 and ext4 file-systems";
     platforms = stdenv.lib.platforms.linux;
     license = stdenv.lib.licenses.gpl2;