diff --git a/pkgs/development/ocaml-modules/gmetadom/default.nix b/pkgs/development/ocaml-modules/gmetadom/default.nix
index d47ad8ce8590..f01f3e8cad53 100644
--- a/pkgs/development/ocaml-modules/gmetadom/default.nix
+++ b/pkgs/development/ocaml-modules/gmetadom/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
     sha256 = "0skmlv0pnqvg99wzzzi1h4zhwzd82xg7xpkj1kwpfy7bzinjh7ig";
   };
 
-  patches = [ ./gcc-4.3.dpatch ];
+  patches = [ ./gcc-4.3.patch ];
 
   dontDisableStatic = true;
 
diff --git a/pkgs/development/ocaml-modules/gmetadom/gcc-4.3.dpatch b/pkgs/development/ocaml-modules/gmetadom/gcc-4.3.patch
similarity index 100%
rename from pkgs/development/ocaml-modules/gmetadom/gcc-4.3.dpatch
rename to pkgs/development/ocaml-modules/gmetadom/gcc-4.3.patch