1 files changed, 3 insertions, 3 deletions
diff --git a/pkgs/development/ocaml-modules/atdgen/default.nix b/pkgs/development/ocaml-modules/atdgen/default.nix
index a8d2ef0ace18d..cd56271e655f6 100644
--- a/pkgs/development/ocaml-modules/atdgen/default.nix
+++ b/pkgs/development/ocaml-modules/atdgen/default.nix
@@ -10,10 +10,10 @@ buildDunePackage {
 
   propagatedBuildInputs = [ atdgen-runtime ];
 
+  strictDeps = true;
   doCheck = true;
-  nativeCheckInputs = [ alcotest atdgen-codec-runtime
-    (python3.withPackages (ps: [ ps.jsonschema ]))
-  ];
+  nativeCheckInputs = [ atd (python3.withPackages (ps: [ ps.jsonschema ]))];
+  checkInputs = [ alcotest atdgen-codec-runtime ];
 
   meta = (builtins.removeAttrs atd.meta [ "mainProgram" ]) // {
     description = "Generates efficient JSON serializers, deserializers and validators";