diff --git a/pkgs/development/ocaml-modules/qcheck/multicoretests-util.nix b/pkgs/development/ocaml-modules/qcheck/multicoretests-util.nix
index f9466470cd3d..3e983b925e6f 100644
--- a/pkgs/development/ocaml-modules/qcheck/multicoretests-util.nix
+++ b/pkgs/development/ocaml-modules/qcheck/multicoretests-util.nix
@@ -5,14 +5,14 @@
   qcheck-core,
 }:
 
-buildDunePackage rec {
+buildDunePackage (finalAttrs: {
   pname = "qcheck-multicoretests-util";
   version = "0.11";
 
   src = fetchFromGitHub {
     owner = "ocaml-multicore";
     repo = "multicoretests";
-    rev = version;
+    rev = finalAttrs.version;
     hash = "sha256-QABh33C1k5AAYkOa5zDIExwwJFlhgdvSuxShJt4ESM8=";
   };
 
@@ -28,4 +28,4 @@ buildDunePackage rec {
     license = lib.licenses.bsd2;
     maintainers = [ lib.maintainers.vbgl ];
   };
-}
+})