diff --git a/.gitignore b/.gitignore
index cc7b141..4d2d0db 100644
--- a/.gitignore
+++ b/.gitignore
@@ -40,3 +40,6 @@ testem.log
 # System files
 .DS_Store
 Thumbs.db
+
+.nx/cache
+.nx/workspace-data
diff --git a/src/app/services/account.service.spec.ts b/src/app/services/account.service.spec.ts
new file mode 100644
index 0000000..2ffad6f
--- /dev/null
+++ b/src/app/services/account.service.spec.ts
@@ -0,0 +1,16 @@
+import { TestBed } from '@angular/core/testing';
+
+import { AccountService } from './account.service';
+
+describe('AccountService', () => {
+  let service: AccountService;
+
+  beforeEach(() => {
+    TestBed.configureTestingModule({});
+    service = TestBed.inject(AccountService);
+  });
+
+  it('should be created', () => {
+    expect(service).toBeTruthy();
+  });
+});
diff --git a/src/app/services/account.service.ts b/src/app/services/account.service.ts
new file mode 100644
index 0000000..bf8e84a
--- /dev/null
+++ b/src/app/services/account.service.ts
@@ -0,0 +1,27 @@
+import { Injectable } from '@angular/core';
+import {HttpClient} from "@angular/common/http";
+import {UserData} from "../interface/user";
+import {Observable} from "rxjs";
+
+@Injectable({
+  providedIn: 'root'
+})
+export class AccountService {
+
+  private apiUrl = 'http://localhost:8080/api/';
+
+  constructor(
+    private http: HttpClient
+  ) {}
+
+  // v1 ACCOUNT
+  changeUsername(uuid: string, username: string): Observable<string> {
+
+    const body = {
+      uuid: uuid,
+      username: username
+    }
+
+    return this.http.post<string>(this.apiUrl + 'v1/account/edit', body);
+  }
+}