diff --git a/frontend/app/model/network/autehentication.service.spec.ts b/frontend/app/model/network/autehentication.service.spec.ts
index 797f54c3..a533950e 100644
--- a/frontend/app/model/network/autehentication.service.spec.ts
+++ b/frontend/app/model/network/autehentication.service.spec.ts
@@ -5,6 +5,7 @@ import {LoginCredential} from '../../../../common/entities/LoginCredential';
 import {AuthenticationService} from './authentication.service';
 import {NetworkService} from './network.service';
 import {ErrorDTO} from '../../../../common/entities/Error';
+import {VersionService} from '../version.service';
 
 class MockUserService {
   public login(credential: LoginCredential): Promise<UserDTO> {
@@ -25,6 +26,7 @@ describe('AuthenticationService', () => {
   beforeEach(() => {
     TestBed.configureTestingModule({
       providers: [
+        VersionService,
         {provide: NetworkService, useClass: MockNetworkService},
         {provide: UserService, useClass: MockUserService},
         AuthenticationService,
diff --git a/frontend/app/model/network/network.service.spec.ts b/frontend/app/model/network/network.service.spec.ts
index b4746721..0b713297 100644
--- a/frontend/app/model/network/network.service.spec.ts
+++ b/frontend/app/model/network/network.service.spec.ts
@@ -3,6 +3,7 @@ import {HttpClientTestingModule, HttpTestingController} from '@angular/common/ht
 import {NetworkService} from './network.service';
 import {Message} from '../../../../common/entities/Message';
 import {SlimLoadingBarService} from 'ng2-slim-loading-bar';
+import {VersionService} from '../version.service';
 
 
 describe('NetworkService Success tests', () => {
@@ -18,6 +19,7 @@ describe('NetworkService Success tests', () => {
     TestBed.configureTestingModule({
       imports: [HttpClientTestingModule],
       providers: [
+        VersionService,
         SlimLoadingBarService,
         NetworkService
       ]
@@ -130,6 +132,7 @@ describe('NetworkService Fail tests', () => {
     TestBed.configureTestingModule({
       imports: [HttpClientTestingModule],
       providers: [
+        VersionService,
         SlimLoadingBarService,
         NetworkService
       ]
diff --git a/frontend/app/model/network/user.service.spec.ts b/frontend/app/model/network/user.service.spec.ts
index fd324bf3..54ab5690 100644
--- a/frontend/app/model/network/user.service.spec.ts
+++ b/frontend/app/model/network/user.service.spec.ts
@@ -5,6 +5,7 @@ import {UserService} from './user.service';
 import {LoginCredential} from '../../../../common/entities/LoginCredential';
 import {SlimLoadingBarService} from 'ng2-slim-loading-bar';
 import {ShareService} from '../../gallery/share.service';
+import {VersionService} from '../version.service';
 
 class MockShareService {
   wait() {
@@ -23,6 +24,7 @@ describe('UserService', () => {
     TestBed.configureTestingModule({
       imports: [HttpClientTestingModule],
       providers: [
+        VersionService,
         UserService,
         SlimLoadingBarService,
         NetworkService,