diff --git a/pkgs/development/python-modules/dicttoxml2/default.nix b/pkgs/development/python-modules/dicttoxml2/default.nix
index c36e3df0d6f0..a510f2aafce2 100644
--- a/pkgs/development/python-modules/dicttoxml2/default.nix
+++ b/pkgs/development/python-modules/dicttoxml2/default.nix
@@ -5,13 +5,13 @@
   setuptools,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "dicttoxml2";
   version = "2.1.0";
   pyproject = true;
 
   src = fetchPypi {
-    inherit pname version;
+    inherit (finalAttrs) pname version;
     hash = "sha256-Z8tynzN911KAjAIbcMjfijT4S54RGl26o34ADur01GI=";
   };
 
@@ -28,4 +28,4 @@ buildPythonPackage rec {
     license = lib.licenses.gpl2Only;
     maintainers = with lib.maintainers; [ fab ];
   };
-}
+})