diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py
index 61b6713c88..18928db314 100644
--- a/synapse/handlers/federation.py
+++ b/synapse/handlers/federation.py
@@ -438,7 +438,9 @@ class FederationHandler(BaseHandler):
         if not prevs - seen:
             return
 
+        logger.info("here1")
         latest = await self.store.get_latest_event_ids_in_room(room_id)
+        logger.info("here2")
 
         # We add the prev events that we have seen to the latest
         # list to ensure the remote server doesn't give them to us