diff --git a/src/sdk/MessageBus.ts b/src/sdk/MessageBus.ts
index c524e5e3..cb0297c3 100644
--- a/src/sdk/MessageBus.ts
+++ b/src/sdk/MessageBus.ts
@@ -881,7 +881,7 @@ export default class MessageBus {
   }
 
   private handleMessage(event: MessageEvent): void {
-    if (!event.data || event.data.type === 'PassClientScriptReady') {
+    if (!event.data || ['PassClientScriptReady', 'PassIFrameReady', 'Pass::MainWorld::Message', 'Pass::MainWorld::Response'].includes(event.data.type)) {
       return;
     }