diff --git a/src/lib/gateway.ts b/src/lib/gateway.ts
index 4d1d03c..f8f442a 100644
--- a/src/lib/gateway.ts
+++ b/src/lib/gateway.ts
@@ -50,7 +50,7 @@ export class GatewayClient {
     this.wsUrl = wsUrl || `ws://${window.location.hostname}:18789`;
     this.authToken = authToken || '';
     this.authMode = authMode || 'token';
-    this.clientId = clientId || import.meta.env.VITE_CLIENT_ID || 'webchat';
+    this.clientId = clientId || import.meta.env.VITE_CLIENT_ID || 'openclaw-control-ui';
   }
 
   /** Update credentials (e.g. after login). Does not reconnect automatically. */