1 files changed, 3 insertions, 1 deletions
diff --git a/pkgs/development/ocaml-modules/ounit/default.nix b/pkgs/development/ocaml-modules/ounit/default.nix
index fbb75e61330..a40111cd3b3 100644
--- a/pkgs/development/ocaml-modules/ounit/default.nix
+++ b/pkgs/development/ocaml-modules/ounit/default.nix
@@ -4,9 +4,11 @@ stdenv.mkDerivation {
   pname = "ocaml${ocaml.version}-ounit";
   inherit (ounit2) version src meta;
 
-  buildInputs = [ findlib ];
+  nativeBuildInputs = [ findlib ];
   propagatedBuildInputs = [ ounit2 ];
 
+  strictDeps = true;
+
   dontBuild = true;
 
   createFindlibDestdir = true;