1 files changed, 1 insertions, 1 deletions

diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py

index 1d7d9dfdd0..e815e0ea7f 100644
--- a/synapse/handlers/sync.py
+++ b/synapse/handlers/sync.py
@@ -2805,7 +2805,7 @@ class SyncHandler:
                             continue
 
                 leave_token = now_token.copy_and_replace(
-                    StreamKeyType.ROOM, RoomStreamToken(stream=event.stream_ordering)
+                    StreamKeyType.ROOM, RoomStreamToken(stream=event.event_pos.stream)
                 )
                 room_entries.append(
                     RoomSyncResultBuilder(