diff --git a/pkgs/development/python-modules/app-model/default.nix b/pkgs/development/python-modules/app-model/default.nix
index 70ca05f56e89..3dc700a076b9 100644
--- a/pkgs/development/python-modules/app-model/default.nix
+++ b/pkgs/development/python-modules/app-model/default.nix
@@ -47,7 +47,7 @@ buildPythonPackage rec {
   meta = with lib; {
     description = "Module to implement generic application schema";
     homepage = "https://github.com/pyapp-kit/app-model";
-    changelog = "https://github.com/pyapp-kit/app-model/blob/v${version}/CHANGELOG.md";
+    changelog = "https://github.com/pyapp-kit/app-model/blob/${src.tag}/CHANGELOG.md";
     license = licenses.bsd3;
     maintainers = with maintainers; [ fab ];
   };