Merge remote-tracking branch 'upstream/develop' into hs/upload-limits

1 files changed, 1 insertions, 1 deletions

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

index b2849783ed..a97d43550f 100644
--- a/synapse/handlers/pagination.py
+++ b/synapse/handlers/pagination.py
@@ -22,7 +22,7 @@ from synapse.api.constants import Membership
 from synapse.api.errors import SynapseError
 from synapse.events.utils import serialize_event
 from synapse.types import RoomStreamToken
-from synapse.util.async import ReadWriteLock
+from synapse.util.async_helpers import ReadWriteLock
 from synapse.util.logcontext import run_in_background
 from synapse.util.stringutils import random_string
 from synapse.visibility import filter_events_for_client