1 files changed, 2 insertions, 2 deletions
diff --git a/synapse/storage/databases/main/roommember.py b/synapse/storage/databases/main/roommember.py
index 033a9831d6..6b2a8d06a6 100644
--- a/synapse/storage/databases/main/roommember.py
+++ b/synapse/storage/databases/main/roommember.py
@@ -476,7 +476,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
                 INNER JOIN events AS e USING (room_id, event_id)
                 WHERE
                     c.type = 'm.room.member'
-                    AND state_key = ?
+                    AND c.state_key = ?
                     AND c.membership = ?
             """
         else:
@@ -487,7 +487,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
                 INNER JOIN events AS e USING (room_id, event_id)
                 WHERE
                     c.type = 'm.room.member'
-                    AND state_key = ?
+                    AND c.state_key = ?
                     AND m.membership = ?
             """