1 files changed, 3 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/development/ocaml-modules/mysql/default.nix b/nixpkgs/pkgs/development/ocaml-modules/mysql/default.nix
index 6ccdfa9cf81c..c980984a26c8 100644
--- a/nixpkgs/pkgs/development/ocaml-modules/mysql/default.nix
+++ b/nixpkgs/pkgs/development/ocaml-modules/mysql/default.nix
@@ -22,12 +22,14 @@ stdenv.mkDerivation rec {
      "--libdir=$out/lib/ocaml/${ocaml.version}/site-lib/mysql"
   ];
 
-  buildInputs = [ ocaml findlib ];
+  nativeBuildInputs = [ ocaml findlib ];
 
   createFindlibDestdir = true;
 
   propagatedBuildInputs = [ libmysqlclient ];
 
+  strictDeps = true;
+
   patches = [
     (fetchpatch {
       url = "https://github.com/ygrek/ocaml-mysql/compare/v1.2.1...d6d1b3b262ae2cf493ef56f1dd7afcf663a70a26.patch";