diff --git a/pkgs/development/python-modules/localzone/default.nix b/pkgs/development/python-modules/localzone/default.nix
index 2d7c2c29caa9..02319312ce22 100644
--- a/pkgs/development/python-modules/localzone/default.nix
+++ b/pkgs/development/python-modules/localzone/default.nix
@@ -1,10 +1,11 @@
-{ lib
-, buildPythonPackage
-, fetchFromGitHub
-, dnspython
-, pytestCheckHook
-, setuptools
-, pythonOlder
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  dnspython,
+  pytestCheckHook,
+  setuptools,
+  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -21,21 +22,13 @@ buildPythonPackage rec {
     hash = "sha256-quAo5w4Oxu9Hu96inu3vuiQ9GZMLpq0M8Vj67IPYcbE=";
   };
 
-  build-system = [
-    setuptools
-  ];
+  build-system = [ setuptools ];
 
-  dependencies = [
-    dnspython
-  ];
+  dependencies = [ dnspython ];
 
-  nativeCheckInputs = [
-    pytestCheckHook
-  ];
+  nativeCheckInputs = [ pytestCheckHook ];
 
-  pythonImportsCheck = [
-    "localzone"
-  ];
+  pythonImportsCheck = [ "localzone" ];
 
   meta = with lib; {
     description = "A simple DNS library for managing zone files";