diff --git a/pkgs/development/python-modules/aio-geojson-geonetnz-volcano/default.nix b/pkgs/development/python-modules/aio-geojson-geonetnz-volcano/default.nix
index e662a45f3fb2..85b782c99127 100644
--- a/pkgs/development/python-modules/aio-geojson-geonetnz-volcano/default.nix
+++ b/pkgs/development/python-modules/aio-geojson-geonetnz-volcano/default.nix
@@ -14,7 +14,7 @@
   setuptools,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "aio-geojson-geonetnz-volcano";
   version = "2026.6.0";
   pyproject = true;
@@ -22,7 +22,7 @@ buildPythonPackage rec {
   src = fetchFromGitHub {
     owner = "exxamalte";
     repo = "python-aio-geojson-geonetnz-volcano";
-    tag = "v${version}";
+    tag = "v${finalAttrs.version}";
     hash = "sha256-BA8ejjzwonIYsLrBP3MGBfZ3bKoj2h/Qe4TcjL16FOA=";
   };
 
@@ -50,8 +50,8 @@ buildPythonPackage rec {
   meta = {
     description = "Python module for accessing the GeoNet NZ Volcanic GeoJSON feeds";
     homepage = "https://github.com/exxamalte/python-aio-geojson-geonetnz-volcano";
-    changelog = "https://github.com/exxamalte/python-aio-geojson-geonetnz-volcano/blob/v${version}/CHANGELOG.md";
+    changelog = "https://github.com/exxamalte/python-aio-geojson-geonetnz-volcano/blob/${finalAttrs.src.tag}/CHANGELOG.md";
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ fab ];
   };
-}
+})