diff --git a/tests/basic/test_sanity_check_repo.py b/tests/basic/test_sanity_check_repo.py
index 97ca1cc95..dff3a7dca 100644
--- a/tests/basic/test_sanity_check_repo.py
+++ b/tests/basic/test_sanity_check_repo.py
@@ -1,13 +1,13 @@
 import os
 import shutil
 import struct
+import webbrowser
 from unittest import mock
 
 import pytest
 from git import GitError, Repo
 
 from aider import urls
-import webbrowser
 from aider.main import sanity_check_repo
 
 
@@ -101,7 +101,7 @@ def test_detached_head_state(create_repo, mock_io):
     mock_io.tool_output.assert_not_called()
 
 
-@mock.patch('webbrowser.open')
+@mock.patch("webbrowser.open")
 def test_git_index_version_greater_than_2(mock_browser, create_repo, mock_io):
     repo_path, repo = create_repo
     # Set the git index version to 3