diff --git a/tests/y_2015/test_2015_day10.py b/tests/y_2015/test_2015_day10.py
index 431d6c8..299f5f9 100644
--- a/tests/y_2015/test_2015_day10.py
+++ b/tests/y_2015/test_2015_day10.py
@@ -1,6 +1,6 @@
 from __future__ import annotations
 
-from unittest.mock import mock_open, patch, MagicMock
+from unittest.mock import MagicMock, mock_open, patch
 
 from y_2015.day10 import Day