diff --git a/Frontend/src/app/app.component.ts b/Frontend/src/app/app.component.ts
index fa1c8d3..6cc85a4 100644
--- a/Frontend/src/app/app.component.ts
+++ b/Frontend/src/app/app.component.ts
@@ -15,6 +15,7 @@ export class AppComponent {
     private readonly _swUpdate: SwUpdate,
     private _notifications: NotificationsService
   ) {
+    console.log('Start versionUpdates subscribe');
     this._swUpdate.versionUpdates.subscribe((evt) => {
       console.log('Version update', evt);
       if (evt.type === 'VERSION_READY') {