diff --git a/synapse/handlers/admin.py b/synapse/handlers/admin.py

index 76d18a8ba8..a9407553b4 100644
--- a/synapse/handlers/admin.py
+++ b/synapse/handlers/admin.py
@@ -134,7 +134,7 @@ class AdminHandler(BaseHandler):
             The returned value is that returned by `writer.finished()`.
         """
         # Get all rooms the user is in or has been in
-        rooms = await self.store.get_rooms_for_user_where_membership_is(
+        rooms = await self.store.get_rooms_for_local_user_where_membership_is(
             user_id,
             membership_list=(
                 Membership.JOIN,