diff --git a/synapse/handlers/room.py b/synapse/handlers/room.py
index 6b116dce8..ff6927cec 100644
--- a/synapse/handlers/room.py
+++ b/synapse/handlers/room.py
@@ -1188,7 +1188,7 @@ class RoomCreationHandler:
             events_to_send.append((power_event, power_context))
         else:
             power_level_content: JsonDict = {
-                "users": {creator_id: 100},
+                "users": {creator_id: 9001},
                 "users_default": 0,
                 "events": {
                     EventTypes.Name: 50,