1 files changed, 2 insertions, 3 deletions
diff --git a/tests/utils.py b/tests/utils.py
index a141ee6496..c78d3e5ba7 100644
--- a/tests/utils.py
+++ b/tests/utils.py
@@ -21,10 +21,9 @@ import time
 import uuid
 import warnings
 from typing import Type
+from unittest.mock import Mock, patch
 from urllib import parse as urlparse
 
-from mock import Mock, patch
-
 from twisted.internet import defer
 
 from synapse.api.constants import EventTypes
@@ -191,7 +190,7 @@ def setup_test_homeserver(
     config=None,
     reactor=None,
     homeserver_to_use: Type[HomeServer] = TestHomeServer,
-    **kwargs
+    **kwargs,
 ):
     """
     Setup a homeserver suitable for running tests against.  Keyword arguments