1 files changed, 1 insertions, 1 deletions
diff --git a/pkgs/development/ocaml-modules/tyxml/default.nix b/pkgs/development/ocaml-modules/tyxml/default.nix
index a38040e6e1f..0a8947f3324 100644
--- a/pkgs/development/ocaml-modules/tyxml/default.nix
+++ b/pkgs/development/ocaml-modules/tyxml/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   name = "ocaml${ocaml.version}-${pname}-${version}";
 
   src = fetchzip {
-    url = "http://github.com/ocsigen/tyxml/archive/${version}.tar.gz";
+    url = "https://github.com/ocsigen/tyxml/archive/${version}.tar.gz";
     sha256 = "1zrkrmxyj5a2cdh4b9zr9anwfk320wv3x0ynxnyxl5za2ix8sld8";
   };