1 files changed, 3 insertions, 3 deletions
diff --git a/synapse/handlers/read_marker.py b/synapse/handlers/read_marker.py
index b5b0303d54..5142ae153d 100644
--- a/synapse/handlers/read_marker.py
+++ b/synapse/handlers/read_marker.py
@@ -41,9 +41,9 @@ class ReadMarkerHandler(BaseHandler):
         """
 
         with (yield self.read_marker_linearizer.queue((room_id, user_id))):
-            account_data = yield self.store.get_account_data_for_room(user_id, room_id)
-
-            existing_read_marker = account_data.get("m.fully_read", None)
+            existing_read_marker = yield self.store.get_account_data_for_room_and_type(
+                user_id, room_id, "m.fully_read",
+            )
 
             should_update = True