diff --git a/packages/core/realtime-js/src/RealtimeClient.ts b/packages/core/realtime-js/src/RealtimeClient.ts
index 86a70392..54888200 100755
--- a/packages/core/realtime-js/src/RealtimeClient.ts
+++ b/packages/core/realtime-js/src/RealtimeClient.ts
@@ -682,6 +682,7 @@ export default class RealtimeClient {
     this.log('transport', `${error}`)
     this._triggerChanError()
     this._triggerStateCallbacks('error', error)
+    this.heartbeatCallback('error')
   }
 
   /** @internal */