diff --git a/pkgs/development/python-modules/vdirsyncer/default.nix b/pkgs/development/python-modules/vdirsyncer/default.nix
index 39fc9d66bb54..92a51a2f0678 100644
--- a/pkgs/development/python-modules/vdirsyncer/default.nix
+++ b/pkgs/development/python-modules/vdirsyncer/default.nix
@@ -21,13 +21,13 @@
   versionCheckHook,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "vdirsyncer";
   version = "0.20.0";
   pyproject = true;
 
   src = fetchPypi {
-    inherit pname version;
+    inherit (finalAttrs) pname version;
     hash = "sha256-/rGlM1AKlcFP0VVzOhBW/jWRklU9gsB8a6BPy/xAsS0=";
   };
 
@@ -78,9 +78,9 @@ buildPythonPackage rec {
   meta = {
     description = "Synchronize calendars and contacts";
     homepage = "https://github.com/pimutils/vdirsyncer";
-    changelog = "https://github.com/pimutils/vdirsyncer/blob/v${version}/CHANGELOG.rst";
+    changelog = "https://github.com/pimutils/vdirsyncer/blob/v${finalAttrs.version}/CHANGELOG.rst";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ stephen-huan ];
     mainProgram = "vdirsyncer";
   };
-}
+})