diff --git a/ui/hv2-ui/src/app/navigation/navigation.component.html b/ui/hv2-ui/src/app/navigation/navigation.component.html
index 32f1880..4f76fe5 100644
--- a/ui/hv2-ui/src/app/navigation/navigation.component.html
+++ b/ui/hv2-ui/src/app/navigation/navigation.component.html
@@ -28,7 +28,6 @@
       </button>
       <span>Nober Grundbesitz GbR Hausverwaltung</span>
       <span class="spacer"></span>
-      <span class="gittagversion">Expires in: {{expiresIn}} seconds</span>
       <span class="gittagversion">GITTAGVERSION</span>
       <a *ngIf="!authenticated" mat-button routerLink="/login">Login</a>
       <a *ngIf="authenticated" mat-button routerLink="/logout">Logout</a>
diff --git a/ui/hv2-ui/src/app/navigation/navigation.component.ts b/ui/hv2-ui/src/app/navigation/navigation.component.ts
index 13eb4b0..980d0ee 100644
--- a/ui/hv2-ui/src/app/navigation/navigation.component.ts
+++ b/ui/hv2-ui/src/app/navigation/navigation.component.ts
@@ -15,7 +15,6 @@ import { NavigationEnd, Router } from '@angular/router';
 export class NavigationComponent {
 
   public authenticated: boolean
-  expiresIn: number
 
   isHandset$: Observable<boolean> = this.breakpointObserver.observe(Breakpoints.Handset)
     .pipe(
@@ -36,7 +35,6 @@ export class NavigationComponent {
 
   ngOnInit() {
     this.authenticated = this.tokenService.checkAuthenticated()
-    this.expiresIn = 600
   }
 
 }
diff --git a/ui/hv2-ui/src/app/token.service.ts b/ui/hv2-ui/src/app/token.service.ts
index 23e88cf..2bacf13 100644
--- a/ui/hv2-ui/src/app/token.service.ts
+++ b/ui/hv2-ui/src/app/token.service.ts
@@ -3,8 +3,6 @@ import { MessageService } from './message.service';
 import { HttpClient, HttpHeaders } from '@angular/common/http';
 import { UserCreds } from './userCreds'
 import jwt_decode  from 'jwt-decode'
-import { Observable } from 'rxjs';
-import { ComplexOuterSubscriber } from 'rxjs/internal/innerSubscribe';
 
 
 
@@ -21,6 +19,7 @@ export class TokenService {
   public static Id_AuthToken_Key : string = "id_authtoken";
   public static Id_RefreshToken_Key : string = "id_refreshtoken";
 
+
   constructor(private http: HttpClient, private messageService: MessageService) {
   }
 
@@ -81,23 +80,4 @@ export class TokenService {
     }
   }
 
-  expiryUpdate() : Observable<number> {
-    const exUp = new Observable<number>((observer) => {
-      let i = 600
-
-      while (i != 0) {
-        observer.next(i)
-        i -= 1
-        await new Promise(f => setTimeout(f, 1000))
-      }
-      observer.complete()
-
-      return {
-        unsubscribe() {
-        }
-      }
-    })
-    return exUp
-  }
-
 }