diff --git a/tests/handlers/test_auth.py b/tests/handlers/test_auth.py
index 366cf97ae4..4a8cd19acf 100644
--- a/tests/handlers/test_auth.py
+++ b/tests/handlers/test_auth.py
@@ -22,6 +22,7 @@ from synapse.handlers.auth import AuthHandler
 from tests import unittest
 from tests.utils import setup_test_homeserver
 
+
 class AuthHandlers(object):
     def __init__(self, hs):
         self.auth_handler = AuthHandler(hs)