1 files changed, 7 insertions, 2 deletions
diff --git a/synapse/handlers/room_member.py b/synapse/handlers/room_member.py
index 802e57c4d0..ea876c168d 100644
--- a/synapse/handlers/room_member.py
+++ b/synapse/handlers/room_member.py
@@ -38,6 +38,7 @@ from synapse.event_auth import get_named_level, get_power_level_event
 from synapse.events import EventBase
 from synapse.events.snapshot import EventContext
 from synapse.handlers.profile import MAX_AVATAR_URL_LEN, MAX_DISPLAYNAME_LEN
+from synapse.storage.state import StateFilter
 from synapse.types import (
     JsonDict,
     Requester,
@@ -362,7 +363,9 @@ class RoomMemberHandler(metaclass=abc.ABCMeta):
             historical=historical,
         )
 
-        prev_state_ids = await context.get_prev_state_ids()
+        prev_state_ids = await context.get_prev_state_ids(
+            StateFilter.from_types([(EventTypes.Member, None)])
+        )
 
         prev_member_event_id = prev_state_ids.get((EventTypes.Member, user_id), None)
 
@@ -1160,7 +1163,9 @@ class RoomMemberHandler(metaclass=abc.ABCMeta):
         else:
             requester = types.create_requester(target_user)
 
-        prev_state_ids = await context.get_prev_state_ids()
+        prev_state_ids = await context.get_prev_state_ids(
+            StateFilter.from_types([(EventTypes.GuestAccess, None)])
+        )
         if event.membership == Membership.JOIN:
             if requester.is_guest:
                 guest_can_join = await self._can_guest_join(prev_state_ids)