diff --git a/pkgs/development/python-modules/jaraco-test/default.nix b/pkgs/development/python-modules/jaraco-test/default.nix
index 106413aed18c..ac2b00d03476 100644
--- a/pkgs/development/python-modules/jaraco-test/default.nix
+++ b/pkgs/development/python-modules/jaraco-test/default.nix
@@ -9,7 +9,7 @@
   pytest8_3CheckHook,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "jaraco-test";
   version = "5.7.0";
   pyproject = true;
@@ -17,7 +17,7 @@ buildPythonPackage rec {
   src = fetchFromGitHub {
     owner = "jaraco";
     repo = "jaraco.test";
-    tag = "v${version}";
+    tag = "v${finalAttrs.version}";
     hash = "sha256-c8N4Q4zNZolhJ9osBOaorWXNINnuA5PV0y5DHZISHaY=";
   };
 
@@ -41,8 +41,8 @@ buildPythonPackage rec {
   meta = {
     description = "Testing support by jaraco";
     homepage = "https://github.com/jaraco/jaraco.test";
-    changelog = "https://github.com/jaraco/jaraco.test/blob/${src.tag}/NEWS.rst";
+    changelog = "https://github.com/jaraco/jaraco.test/blob/${finalAttrs.src.tag}/NEWS.rst";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ dotlambda ];
   };
-}
+})