diff --git a/support-portal-frontend/src/app/notification/notification-type.ts b/support-portal-frontend/src/app/notification/notification-type.ts
new file mode 100644
index 0000000..f8253db
--- /dev/null
+++ b/support-portal-frontend/src/app/notification/notification-type.ts
@@ -0,0 +1,7 @@
+export enum NotificationType {
+  DEFAULT = 'default',
+  INFO = 'info',
+  SUCCESS = 'success',
+  WARNING = 'warning',
+  ERROR = 'error'
+}
diff --git a/support-portal-frontend/src/app/service/notification.service.ts b/support-portal-frontend/src/app/service/notification.service.ts
index 986497c..e89168a 100644
--- a/support-portal-frontend/src/app/service/notification.service.ts
+++ b/support-portal-frontend/src/app/service/notification.service.ts
@@ -1,5 +1,6 @@
 import {Injectable} from '@angular/core';
 import {NotifierService} from "angular-notifier";
+import {NotificationType} from "../notification/notification-type";
 
 @Injectable({
   providedIn: 'root'
@@ -9,7 +10,7 @@ export class NotificationService {
   constructor(private notifier: NotifierService) {
   }
 
-  public notify(type: string, message: string): void {
+  public notify(type: NotificationType, message: string): void {
     this.notifier.notify(type, message);
   }