1 files changed, 6 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/development/ocaml-modules/ppx_cstubs/default.nix b/nixpkgs/pkgs/development/ocaml-modules/ppx_cstubs/default.nix
index 935d67f70845..f4794eea76ed 100644
--- a/nixpkgs/pkgs/development/ocaml-modules/ppx_cstubs/default.nix
+++ b/nixpkgs/pkgs/development/ocaml-modules/ppx_cstubs/default.nix
@@ -9,6 +9,7 @@
 , num
 , ppxlib
 , re
+, findlib
 }:
 
 buildDunePackage rec {
@@ -26,17 +27,21 @@ buildDunePackage rec {
     sha256 = "15cjb9ygnvp2kv85rrb7ncz7yalifyl7wd2hp2cl8r1qrpgi1d0w";
   };
 
+  nativeBuildInputs = [ cppo ];
+
   buildInputs = [
     bigarray-compat
     containers
-    cppo
     ctypes
     integers
     num
     ppxlib
     re
+    findlib
   ];
 
+  strictDeps = true;
+
   meta = with lib; {
     homepage = "https://github.com/fdopen/ppx_cstubs";
     changelog = "https://github.com/fdopen/ppx_cstubs/raw/${version}/CHANGES.md";