diff --git a/lib/tasks/transcribe.js b/lib/tasks/transcribe.js
index 8f9b2892..7e4eb881 100644
--- a/lib/tasks/transcribe.js
+++ b/lib/tasks/transcribe.js
@@ -227,7 +227,7 @@ class TaskTranscribe extends SttTask {
       case 'nvidia':
         this.bugname = 'nvidia_transcribe';
         ep.addCustomEventListener(NvidiaTranscriptionEvents.Transcription,
-          this._onTranscription.bind(this, cs, ep));
+          this._onTranscription.bind(this, cs, ep, channel));
         break;
 
       case 'assemblyai':