diff --git a/pkgs/development/python-modules/nptyping/default.nix b/pkgs/development/python-modules/nptyping/default.nix
index b82f21fb51d9..ad055fa719d0 100644
--- a/pkgs/development/python-modules/nptyping/default.nix
+++ b/pkgs/development/python-modules/nptyping/default.nix
@@ -10,7 +10,7 @@
   feedparser,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "nptyping";
   version = "2.5.0";
   format = "setuptools";
@@ -18,7 +18,7 @@ buildPythonPackage rec {
   src = fetchFromGitHub {
     owner = "ramonhagenaars";
     repo = "nptyping";
-    tag = "v${version}";
+    tag = "v${finalAttrs.version}";
     hash = "sha256-hz4YrcvARCAA7TXapmneIwle/F4pzcIYLPSmiFHC0VQ=";
   };
 
@@ -63,11 +63,11 @@ buildPythonPackage rec {
   meta = {
     description = "Type hints for numpy";
     homepage = "https://github.com/ramonhagenaars/nptyping";
-    changelog = "https://github.com/ramonhagenaars/nptyping/blob/v${version}/HISTORY.md";
+    changelog = "https://github.com/ramonhagenaars/nptyping/blob/v${finalAttrs.version}/HISTORY.md";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [
       bcdarwin
       pandapip1
     ];
   };
-}
+})