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-rw-r--r--synapse/storage/receipts.py4
1 files changed, 2 insertions, 2 deletions
diff --git a/synapse/storage/receipts.py b/synapse/storage/receipts.py
index cb4e04a679..2c1df0e2b9 100644
--- a/synapse/storage/receipts.py
+++ b/synapse/storage/receipts.py
@@ -100,8 +100,8 @@ class ReceiptsStore(SQLBaseStore):
             sql = (
                 "SELECT rl.room_id, rl.event_id,"
                 " e.topological_ordering, e.stream_ordering"
-                " FROM receipts_linearized rl,"
-                " events e"
+                " FROM receipts_linearized AS rl"
+                " INNER JOIN events AS e USING (room_id, event_id)"
                 " WHERE rl.room_id = e.room_id"
                 " AND rl.event_id = e.event_id"
                 " AND user_id = ?"