diff --git a/backend/src/app.controller.spec.ts b/backend/src/app.controller.spec.ts
index d22f3890a..b4a0402c6 100644
--- a/backend/src/app.controller.spec.ts
+++ b/backend/src/app.controller.spec.ts
@@ -15,8 +15,8 @@ describe('AppController', () => {
   });
 
   describe('root', () => {
-    it('should return "Hello World!"', () => {
-      expect(appController.getHello()).toBe('Hello World!');
+    it('should return "Hello Demo!"', () => {
+      expect(appController.getHello()).toBe('Hello Demo!');
     });
   });
 });
diff --git a/backend/src/app.service.ts b/backend/src/app.service.ts
index b00a66790..181afb202 100644
--- a/backend/src/app.service.ts
+++ b/backend/src/app.service.ts
@@ -3,6 +3,6 @@ import { Injectable } from "@nestjs/common";
 @Injectable()
 export class AppService {
   getHello(): string {
-    return "Hello World!";
+    return "Hello Demo!";
   }
 }
diff --git a/backend/test/app.e2e-spec.ts b/backend/test/app.e2e-spec.ts
index 76b30520a..5b68553f7 100644
--- a/backend/test/app.e2e-spec.ts
+++ b/backend/test/app.e2e-spec.ts
@@ -18,5 +18,5 @@ describe('AppController (e2e)', () => {
   it('/ (GET)', () => request(app.getHttpServer())
     .get('/')
     .expect(200)
-    .expect('Hello World!'))
+    .expect('Hello Demo!'))
 })
diff --git a/frontend/src/app.controller.spec.ts b/frontend/src/app.controller.spec.ts
index ae0c8ddea..af2bf4140 100644
--- a/frontend/src/app.controller.spec.ts
+++ b/frontend/src/app.controller.spec.ts
@@ -13,9 +13,9 @@ describe('AppController', () => {
   })
 
   describe('getHello', () => {
-    it('should return "Hello World! - test"', () => {
+    it('should return "Hello Demo!"', () => {
       const appController = app.get<AppController>(AppController)
-      expect(appController.getHello()).toBe('Hello World! - test')
+      expect(appController.getHello()).toBe('Hello Demo!')
     })
   })
 })
diff --git a/frontend/src/app.service.ts b/frontend/src/app.service.ts
index 7fd98e991..9c4f3ca92 100644
--- a/frontend/src/app.service.ts
+++ b/frontend/src/app.service.ts
@@ -3,6 +3,6 @@ import { Injectable } from '@nestjs/common'
 @Injectable()
 export class AppService {
   getHello (): string {
-    return 'Hello World! - test'
+    return 'Hello Demo!'
   }
 }
diff --git a/frontend/test/app.e2e-spec.ts b/frontend/test/app.e2e-spec.ts
index 76b30520a..5b68553f7 100644
--- a/frontend/test/app.e2e-spec.ts
+++ b/frontend/test/app.e2e-spec.ts
@@ -18,5 +18,5 @@ describe('AppController (e2e)', () => {
   it('/ (GET)', () => request(app.getHttpServer())
     .get('/')
     .expect(200)
-    .expect('Hello World!'))
+    .expect('Hello Demo!'))
 })