diff --git a/pkgs/development/python-modules/types-decorator/default.nix b/pkgs/development/python-modules/types-decorator/default.nix
index c38d02223584..660ded79dd37 100644
--- a/pkgs/development/python-modules/types-decorator/default.nix
+++ b/pkgs/development/python-modules/types-decorator/default.nix
@@ -5,14 +5,14 @@
   setuptools,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "types-decorator";
   version = "5.2.0.20260519";
   pyproject = true;
 
   src = fetchPypi {
     pname = "types_decorator";
-    inherit version;
+    inherit (finalAttrs) version;
     hash = "sha256-tbI7Lw0RwGdIeAaX00XIpoT8LQx1PwjugGNmDZ16I9k=";
   };
 
@@ -29,4 +29,4 @@ buildPythonPackage rec {
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ fab ];
   };
-}
+})