diff --git a/synapse/handlers/appservice.py b/synapse/handlers/appservice.py
index 05735137d8..8269482e47 100644
--- a/synapse/handlers/appservice.py
+++ b/synapse/handlers/appservice.py
@@ -15,7 +15,7 @@
 
 from twisted.internet import defer
 
-from synapse.api.constants import EventTypes, Membership
+from synapse.api.constants import EventTypes
 from synapse.appservice import ApplicationService
 from synapse.types import UserID