diff --git a/lib/session/call-session.js b/lib/session/call-session.js
index 745a8606..bef33c60 100644
--- a/lib/session/call-session.js
+++ b/lib/session/call-session.js
@@ -798,7 +798,7 @@ class CallSession extends Emitter {
 
       if (0 === this.tasks.length &&
         this.requestor instanceof WsRequestor &&
-        !this.requestor.this.closedGracefully &&
+        !this.requestor.closedGracefully &&
         !this.callGone
       ) {
         try {