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-rw-r--r--synapse/storage/stream.py7
1 files changed, 7 insertions, 0 deletions
diff --git a/synapse/storage/stream.py b/synapse/storage/stream.py
index e245d2f914..cc9e623608 100644
--- a/synapse/storage/stream.py
+++ b/synapse/storage/stream.py
@@ -252,6 +252,13 @@ class StreamStore(SQLBaseStore):
         if from_key == to_key:
             return defer.succeed([])
 
+        if from_id:
+            has_changed = self._membership_stream_cache.has_entity_changed(
+                user_id, int(from_id)
+            )
+            if not has_changed:
+                return defer.succeed([])
+
         def f(txn):
             if from_id is not None:
                 sql = (