diff --git a/lib/session/call-session.js b/lib/session/call-session.js
index 678441a4..61cd162a 100644
--- a/lib/session/call-session.js
+++ b/lib/session/call-session.js
@@ -3082,7 +3082,7 @@ Duration=${duration} `
       task.notifyTtsStreamIsEmpty();
     } else if (
       // If Gather nested say task is streaming
-      TaskName.Gather === task.name && task.sayTask && task.sayTask.isStreamingTts) {
+      task && TaskName.Gather === task.name && task.sayTask && task.sayTask.isStreamingTts) {
       const sayTask = task.sayTask;
       sayTask.notifyTtsStreamIsEmpty();
     }