1 files changed, 3 insertions, 0 deletions
diff --git a/synapse/replication/slave/storage/events.py b/synapse/replication/slave/storage/events.py
index cbebd5b2f7..15c52774a2 100644
--- a/synapse/replication/slave/storage/events.py
+++ b/synapse/replication/slave/storage/events.py
@@ -86,6 +86,9 @@ class SlavedEventStore(BaseSlavedStore):
     _get_state_groups_from_groups = (
         StateStore.__dict__["_get_state_groups_from_groups"]
     )
+    _get_state_groups_from_groups_txn = (
+        DataStore._get_state_groups_from_groups_txn.__func__
+    )
     _get_state_group_from_group = (
         StateStore.__dict__["_get_state_group_from_group"]
     )