1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/rest/admin/__init__.py b/synapse/rest/admin/__init__.py
index e42dade246..9bd0d764f8 100644
--- a/synapse/rest/admin/__init__.py
+++ b/synapse/rest/admin/__init__.py
@@ -146,7 +146,7 @@ class PurgeHistoryRestServlet(RestServlet):
             # RoomStreamToken expects [int] not Optional[int]
             assert event.internal_metadata.stream_ordering is not None
             room_token = RoomStreamToken(
-                event.depth, event.internal_metadata.stream_ordering
+                topological=event.depth, stream=event.internal_metadata.stream_ordering
             )
             token = await room_token.to_string(self.store)