1 files changed, 2 insertions, 4 deletions
diff --git a/pkgs/development/ocaml-modules/cow/default.nix b/pkgs/development/ocaml-modules/cow/default.nix
index eaf07818aeb9a..4832f5c39af3b 100644
--- a/pkgs/development/ocaml-modules/cow/default.nix
+++ b/pkgs/development/ocaml-modules/cow/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchFromGitHub, ocaml, findlib
-, ocamlbuild, topkg, opam
+, ocamlbuild, topkg
 , uri, xmlm, omd, ezjsonm }:
 
 stdenv.mkDerivation rec {
@@ -13,9 +13,7 @@ stdenv.mkDerivation rec {
     sha256 = "0snhabg7rfrrcq2ksr3qghiawd61cw3y4kp6rl7vs87j4cnk3kr2";
   };
 
-  createFindlibDestdir = true;
-
-  buildInputs = [ ocaml opam ocamlbuild findlib topkg ];
+  buildInputs = [ ocaml ocamlbuild findlib topkg ];
   propagatedBuildInputs = [ xmlm uri ezjsonm omd ];
 
   inherit (topkg) buildPhase installPhase;