diff --git a/pkgs/development/python-modules/pylutron/default.nix b/pkgs/development/python-modules/pylutron/default.nix
index dda87c6d23f2..40eaee6be67c 100644
--- a/pkgs/development/python-modules/pylutron/default.nix
+++ b/pkgs/development/python-modules/pylutron/default.nix
@@ -7,44 +7,38 @@
   telnetlib3,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "pylutron";
-  version = "0.4.0";
+  version = "0.4.1";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "thecynic";
     repo = "pylutron";
-    tag = version;
-    hash = "sha256-y5RDwlIxmwzKihTDFZKoOJL+TPJbY05MKPUMs2hBWiw=";
+    tag = finalAttrs.version;
+    hash = "sha256-bfr0Guu4rbb50arFB6fIWPSqh1hLZY0WO9mALsf8dj0=";
   };
 
   postPatch = ''
     substituteInPlace setup.py \
-      --replace-fail TEMPLATE_VERSION ${version}
+      --replace-fail TEMPLATE_VERSION ${finalAttrs.version}
   '';
 
   build-system = [ setuptools ];
 
-  dependencies = [
-    telnetlib3
-  ];
+  dependencies = [ telnetlib3 ];
 
   pythonImportsCheck = [ "pylutron" ];
 
-  nativeCheckInputs = [
-    pytestCheckHook
-  ];
+  nativeCheckInputs = [ pytestCheckHook ];
 
-  enabledTestPaths = [
-    "tests"
-  ];
+  enabledTestPaths = [ "tests" ];
 
   meta = {
     description = "Python library for controlling a Lutron RadioRA 2 system";
     homepage = "https://github.com/thecynic/pylutron";
-    changelog = "https://github.com/thecynic/pylutron/releases/tag/${version}";
+    changelog = "https://github.com/thecynic/pylutron/releases/tag/${finalAttrs.src.tag}";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ fab ];
   };
-}
+})