diff --git a/shanoir-ng-front/src/app/shared/notifications/notifications.service.ts b/shanoir-ng-front/src/app/shared/notifications/notifications.service.ts
index c464f14a94..5338508947 100644
--- a/shanoir-ng-front/src/app/shared/notifications/notifications.service.ts
+++ b/shanoir-ng-front/src/app/shared/notifications/notifications.service.ts
@@ -42,7 +42,7 @@ export class NotificationsService {
     readonly readInterval: number = 1000;
     readonly persistenceTime: number = 1800000;
     private freshTimeouts: SuperTimeout[] = [];
-    private readonly TIMEOUT: number = 30000;
+    private readonly TIMEOUT: number = 300000;
 
 
     constructor(private taskService: TaskService, private keycloakService: KeycloakService) {
@@ -229,4 +229,4 @@ export class NotificationsService {
         this.tasksInProgress.forEach(task => total += task.progress);
         return total/this.tasksInProgress.length;
     }
-}
\ No newline at end of file
+}