diff --git a/ui/app/pages/mobile-sync/mobile-sync.component.js b/ui/app/pages/mobile-sync/mobile-sync.component.js
index 92863d93c..821daeb05 100644
--- a/ui/app/pages/mobile-sync/mobile-sync.component.js
+++ b/ui/app/pages/mobile-sync/mobile-sync.component.js
@@ -226,6 +226,7 @@ export default class MobileSyncPage extends Component {
 
 
   componentWillUnmount () {
+    this.handle && clearTimeout(this.handle)
     this.disconnectWebsockets()
   }