diff --git a/event-schemas/examples/v1/m.room.history_visibility b/event-schemas/examples/v1/m.room.history_visibility
index ad1ea9ae..fcc3f881 100644
--- a/event-schemas/examples/v1/m.room.history_visibility
+++ b/event-schemas/examples/v1/m.room.history_visibility
@@ -3,7 +3,7 @@
   "content": {
     "history_visibility": "shared"
   },
-  "state_key": "localhost",
+  "state_key": "",
   "origin_server_ts": 1431961217939,
   "event_id": "$WLGTSEFSEF:localhost",
   "type": "m.room.history_visibility",