3 files changed, 3 insertions, 4 deletions
diff --git a/tests/handlers/test_register.py b/tests/handlers/test_register.py
index e5a9acd87f..2a60e81cbf 100644
--- a/tests/handlers/test_register.py
+++ b/tests/handlers/test_register.py
@@ -246,8 +246,8 @@ class RegistrationTestCase(unittest.HomeserverTestCase):
 
         # Multibyte unicode characters
         self._check_mapping(
-            u"j\u030a\u0065an-poppy.seed@example.com",
-            u"J\u030a\u0065an-Poppy Seed [Example]",
+            "j\u030a\u0065an-poppy.seed@example.com",
+            "J\u030a\u0065an-Poppy Seed [Example]",
         )
 
     def _check_mapping(self, i, expected):
diff --git a/tests/server_notices/test_resource_limits_server_notices.py b/tests/server_notices/test_resource_limits_server_notices.py
index e1e0c3184d..984feb623f 100644
--- a/tests/server_notices/test_resource_limits_server_notices.py
+++ b/tests/server_notices/test_resource_limits_server_notices.py
@@ -20,7 +20,7 @@ from twisted.internet import defer
 from synapse.api.constants import EventTypes, ServerNoticeMsgType
 from synapse.api.errors import ResourceLimitError
 from synapse.server_notices.resource_limits_server_notices import (
-    ResourceLimitsServerNotices
+    ResourceLimitsServerNotices,
 )
 
 from tests import unittest
diff --git a/tests/storage/test_keys.py b/tests/storage/test_keys.py
index cef2112974..95f309fbbc 100644
--- a/tests/storage/test_keys.py
+++ b/tests/storage/test_keys.py
@@ -128,4 +128,3 @@ class KeyStoreTestCase(tests.unittest.HomeserverTestCase):
         res2 = res[("srv1", key_id_2)]
         self.assertEqual(res2.verify_key, new_key_2)
         self.assertEqual(res2.valid_until_ts, 300)
-