1 files changed, 2 insertions, 7 deletions
diff --git a/synapse/storage/roommember.py b/synapse/storage/roommember.py
index 86519b60c6..4ad37af0f3 100644
--- a/synapse/storage/roommember.py
+++ b/synapse/storage/roommember.py
@@ -15,15 +15,10 @@
 
 from twisted.internet import defer
 
-from synapse.types import UserID
-from synapse.api.constants import Membership
-from synapse.api.events.room import RoomMemberEvent
-
-from ._base import SQLBaseStore, Table
+from ._base import SQLBaseStore
 
+from synapse.api.constants import Membership
 
-import collections
-import json
 import logging
 
 logger = logging.getLogger(__name__)