1 files changed, 3 insertions, 3 deletions
diff --git a/synapse/handlers/admin.py b/synapse/handlers/admin.py
index 918d0e037c..5e5a64037d 100644
--- a/synapse/handlers/admin.py
+++ b/synapse/handlers/admin.py
@@ -125,8 +125,8 @@ class AdminHandler(BaseHandler):
             else:
                 stream_ordering = room.stream_ordering
 
-            from_key = str(RoomStreamToken(0, 0))
-            to_key = str(RoomStreamToken(None, stream_ordering))
+            from_key = RoomStreamToken(0, 0)
+            to_key = RoomStreamToken(None, stream_ordering)
 
             written_events = set()  # Events that we've processed in this room
 
@@ -153,7 +153,7 @@ class AdminHandler(BaseHandler):
                 if not events:
                     break
 
-                from_key = events[-1].internal_metadata.after
+                from_key = RoomStreamToken.parse(events[-1].internal_metadata.after)
 
                 events = await filter_events_for_client(self.storage, user_id, events)