1 files changed, 2 insertions, 2 deletions
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 [];