1 files changed, 1 insertions, 2 deletions

diff --git a/tests/replication/test_sharded_event_persister.py b/tests/replication/test_sharded_event_persister.py

index c9b773fbd2..6c2e1674cb 100644
--- a/tests/replication/test_sharded_event_persister.py
+++ b/tests/replication/test_sharded_event_persister.py
@@ -13,8 +13,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 import logging
-
-from mock import patch
+from unittest.mock import patch
 
 from synapse.api.room_versions import RoomVersion
 from synapse.rest import admin