1 files changed, 1 insertions, 0 deletions
diff --git a/synapse/replication/slave/storage/events.py b/synapse/replication/slave/storage/events.py
index 86f00b6ff5..56e8b9d906 100644
--- a/synapse/replication/slave/storage/events.py
+++ b/synapse/replication/slave/storage/events.py
@@ -104,6 +104,7 @@ class SlavedEventStore(BaseSlavedStore):
     _invalidate_get_event_cache = DataStore._invalidate_get_event_cache.__func__
     _parse_events_txn = DataStore._parse_events_txn.__func__
     _get_events_txn = DataStore._get_events_txn.__func__
+    _get_event_txn = DataStore._get_event_txn.__func__
     _enqueue_events = DataStore._enqueue_events.__func__
     _do_fetch = DataStore._do_fetch.__func__
     _fetch_events_txn = DataStore._fetch_events_txn.__func__