--- a/browser/extensions/shield-recipe-client/lib/Heartbeat.jsm
+++ b/browser/extensions/shield-recipe-client/lib/Heartbeat.jsm
@@ -326,17 +326,16 @@ this.Heartbeat = class {
   }
 
   handleWindowClosed() {
     this.maybeNotifyHeartbeat("WindowClosed");
   }
 
   close() {
     this.notificationBox.removeNotification(this.notice);
-    this.cleanup();
   }
 
   cleanup() {
     // Kill the timers which might call things after we've cleaned up:
     this.endTimerIfPresent("surveyEndTimer");
     this.endTimerIfPresent("engagementCloseTimer");
 
     this.sandboxManager.removeHold("heartbeat");