diff --git a/cryptide_project/src/server/server.js b/cryptide_project/src/server/server.js
index b6408a5..2fd7d00 100644
--- a/cryptide_project/src/server/server.js
+++ b/cryptide_project/src/server/server.js
@@ -7,12 +7,12 @@ const authRoutes = require('./routes/authRoutes');
 const DatabaseService = require('./services/DatabaseService');
 
 const app = express();
-const port = 3000;
+const port = 3003;
 
 // Middleware
 app.use(cors(
   {
-    origin: 'http://localhost:3001',
+    origin: 'http://localhost:3000',
     credentials: true
   }
 ));                            // Autoriser les requêtes cross-origin
diff --git a/cryptide_project/src/services/AuthService.tsx b/cryptide_project/src/services/AuthService.tsx
index 716e57f..a6716bc 100644
--- a/cryptide_project/src/services/AuthService.tsx
+++ b/cryptide_project/src/services/AuthService.tsx
@@ -12,7 +12,7 @@ class AuthService{
 
     static async signUp(data: any) {
         try {
-            const response = await fetch('http://localhost:3000/auth/signup', {
+            const response = await fetch('http://localhost:3003/auth/signup', {
                 method: 'POST',
                 headers: {
                 'Content-Type': 'application/json',
@@ -36,7 +36,7 @@ class AuthService{
 
     static async signIn(data: any) {
         try {
-            const response = await fetch('http://localhost:3000/auth/signin', {
+            const response = await fetch('http://localhost:3003/auth/signin', {
                 method: 'POST',
                 headers: {
                 'Content-Type': 'application/json',
diff --git a/cryptide_project/src/services/SessionService.tsx b/cryptide_project/src/services/SessionService.tsx
index 5c0d0a9..3fcb228 100644
--- a/cryptide_project/src/services/SessionService.tsx
+++ b/cryptide_project/src/services/SessionService.tsx
@@ -1,7 +1,7 @@
 class SessionService {
     static async getSession() {
         try {
-            const response = await fetch('http://localhost:3000/session', {
+            const response = await fetch('http://localhost:3003/session', {
                 method: 'GET',
                 headers: {
                     'Content-Type': 'application/json',