diff --git a/npm/ng-packs/packages/core/src/lib/tests/rest.service.spec.ts b/npm/ng-packs/packages/core/src/lib/tests/rest.service.spec.ts
index ee9f07f5a8..e9d0ab5ebc 100644
--- a/npm/ng-packs/packages/core/src/lib/tests/rest.service.spec.ts
+++ b/npm/ng-packs/packages/core/src/lib/tests/rest.service.spec.ts
@@ -1,39 +1,36 @@
 import { createHttpFactory, HttpMethod, SpectatorHttp, SpyObject } from '@ngneat/spectator/jest';
-import { NgxsModule, Store } from '@ngxs/store';
+import { Store } from '@ngxs/store';
+import { OAuthService } from 'angular-oauth2-oidc';
 import { of, throwError } from 'rxjs';
 import { catchError } from 'rxjs/operators';
 import { Rest } from '../models';
+import { EnvironmentService } from '../services';
 import { RestService } from '../services/rest.service';
-import { ConfigState } from '../states/config.state';
 import { CORE_OPTIONS } from '../tokens';
-import { OAuthService } from 'angular-oauth2-oidc';
 
 describe('HttpClient testing', () => {
   let spectator: SpectatorHttp<RestService>;
+  let environmentService: SpyObject<EnvironmentService>;
   let store: SpyObject<Store>;
   const api = 'https://abp.io';
 
   const createHttp = createHttpFactory({
     dataService: RestService,
-    imports: [NgxsModule.forRoot([ConfigState])],
-    providers: [{ provide: CORE_OPTIONS, useValue: { environment: {} } }],
-    mocks: [OAuthService],
+    providers: [EnvironmentService, { provide: CORE_OPTIONS, useValue: { environment: {} } }],
+    mocks: [OAuthService, Store],
   });
 
   beforeEach(() => {
     spectator = createHttp();
+    environmentService = spectator.inject(EnvironmentService);
     store = spectator.inject(Store);
-    store.reset({
-      ConfigState: {
-        environment: {
-          apis: {
-            default: {
-              url: api,
-            },
-            foo: {
-              url: 'bar',
-            },
-          },
+    environmentService.setState({
+      apis: {
+        default: {
+          url: api,
+        },
+        foo: {
+          url: 'bar',
         },
       },
     });