1 files changed, 1 insertions, 1 deletions
diff --git a/tests/storage/test__base.py b/tests/storage/test__base.py
index 6d6f00c5c5..52eff2a104 100644
--- a/tests/storage/test__base.py
+++ b/tests/storage/test__base.py
@@ -18,7 +18,7 @@ from mock import Mock
 
 from twisted.internet import defer
 
-from synapse.util.async import ObservableDeferred
+from synapse.util.async_helpers import ObservableDeferred
 from synapse.util.caches.descriptors import Cache, cached
 
 from tests import unittest