1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/handlers/presence.py b/synapse/handlers/presence.py
index 3732830194..20fc3b0323 100644
--- a/synapse/handlers/presence.py
+++ b/synapse/handlers/presence.py
@@ -36,7 +36,7 @@ from synapse.api.errors import SynapseError
from synapse.metrics import LaterGauge
from synapse.storage.presence import UserPresenceState
from synapse.types import UserID, get_domain_from_id
-from synapse.util.async import Linearizer
+from synapse.util.async_helpers import Linearizer
from synapse.util.caches.descriptors import cachedInlineCallbacks
from synapse.util.logcontext import run_in_background
from synapse.util.logutils import log_function
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