diff --git a/radicale/tests/test_auth.py b/radicale/tests/test_auth.py
index 9b136b3..222a980 100644
--- a/radicale/tests/test_auth.py
+++ b/radicale/tests/test_auth.py
@@ -26,6 +26,7 @@ import shutil
 import tempfile
 
 import pytest
+
 from radicale import Application, config
 
 from .test_base import BaseTest
diff --git a/radicale/tests/test_base.py b/radicale/tests/test_base.py
index d1c1daf..19a47d1 100644
--- a/radicale/tests/test_base.py
+++ b/radicale/tests/test_base.py
@@ -27,6 +27,7 @@ import tempfile
 import xml.etree.ElementTree as ET
 
 import pytest
+
 from radicale import Application, config
 
 from . import BaseTest