diff --git a/src/connection.js b/src/connection.js
index 69d2044b4..5c2eac674 100755
--- a/src/connection.js
+++ b/src/connection.js
@@ -1001,6 +1001,7 @@ class Connection extends EventEmitter {
       this.debug.log(message);
       return false;
     } else {
+      this.clearRequestTimer();
       this.request.canceled = true;
       this.messageIo.sendMessage(TYPE.ATTENTION);
       this.transitionTo(this.STATE.SENT_ATTENTION);