diff --git a/synapse/replication/slave/storage/events.py b/synapse/replication/slave/storage/events.py
index f0d70a673..b1f64ef0d 100644
--- a/synapse/replication/slave/storage/events.py
+++ b/synapse/replication/slave/storage/events.py
@@ -16,7 +16,6 @@
 import logging
 
 from synapse.api.constants import EventTypes
-from synapse.storage import DataStore
 from synapse.storage.event_federation import EventFederationWorkerStore
 from synapse.storage.event_push_actions import EventPushActionsWorkerStore
 from synapse.storage.events_worker import EventsWorkerStore