1 files changed, 2 insertions, 2 deletions
diff --git a/synapse/handlers/device.py b/synapse/handlers/device.py
index 8955cde4ed..6eddb10e0d 100644
--- a/synapse/handlers/device.py
+++ b/synapse/handlers/device.py
@@ -20,7 +20,7 @@ from twisted.internet import defer
 
 from synapse.api import errors
 from synapse.api.constants import EventTypes
-from synapse.api.errors import FederationDeniedError
+from synapse.api.errors import FederationDeniedError, RequestSendFailed
 from synapse.types import RoomStreamToken, get_domain_from_id
 from synapse.util import stringutils
 from synapse.util.async_helpers import Linearizer
@@ -504,7 +504,7 @@ class DeviceListEduUpdater(object):
                 origin = get_domain_from_id(user_id)
                 try:
                     result = yield self.federation.query_user_devices(origin, user_id)
-                except NotRetryingDestination:
+                except (NotRetryingDestination, RequestSendFailed):
                     # TODO: Remember that we are now out of sync and try again
                     # later
                     logger.warn(