diff --git a/backend/src/docs/swagger.js b/backend/src/docs/swagger.js
index a9809e3..510a6cc 100644
--- a/backend/src/docs/swagger.js
+++ b/backend/src/docs/swagger.js
@@ -10,7 +10,7 @@ const options = {
     },
     servers: [
       {
-        url: "http://localhost:5000",
+        url: process.env.API_PUBLIC_URL ||  "http://localhost:5000",
       },
     ],
     components: {
@@ -26,4 +26,4 @@ const options = {
   apis: ["./src/routes/*.js"],
 };
 
-module.exports = swaggerJsdoc(options);
\ No newline at end of file
+module.exports = swaggerJsdoc(options);
diff --git a/frontend/src/services/admin.js b/frontend/src/services/admin.js
index bf5bf4f..73da954 100644
--- a/frontend/src/services/admin.js
+++ b/frontend/src/services/admin.js
@@ -1,3 +1,6 @@
+const API_URL = import.meta.env.VITE_API_URL || ''
+const BASE = `${API_URL}/api/admin`
+
 function authHeaders() {
   return {
     'Content-Type': 'application/json',
@@ -12,35 +15,35 @@ function apiError(message, status) {
 }
 
 export async function getStatsApi() {
-  const res = await fetch('/api/admin/stats', { headers: authHeaders() })
+  const res = await fetch(`${BASE}/stats`, { headers: authHeaders() })
   const data = await res.json()
   if (!res.ok) throw apiError(data.message || 'Erreur stats.', res.status)
   return data
 }
 
 export async function getUsersApi() {
-  const res = await fetch('/api/admin/users', { headers: authHeaders() })
+  const res = await fetch(`${BASE}/users`, { headers: authHeaders() })
   const data = await res.json()
   if (!res.ok) throw apiError(data.message || 'Erreur utilisateurs.', res.status)
   return data
 }
 
 export async function drawWinnerApi() {
-  const res = await fetch('/api/admin/draw', { method: 'POST', headers: authHeaders() })
+  const res = await fetch(`${BASE}/draw`, { method: 'POST', headers: authHeaders() })
   const data = await res.json()
   if (!res.ok) throw apiError(data.message || 'Erreur tirage.', res.status)
   return data
 }
 
 export async function getEmailingContactsApi() {
-  const res = await fetch('/api/admin/emailing', { headers: authHeaders() })
+  const res = await fetch(`${BASE}/emailing`, { headers: authHeaders() })
   const data = await res.json()
   if (!res.ok) throw apiError(data.message || 'Erreur contacts emailing.', res.status)
   return data
 }
 
 export async function getWinnerApi() {
-  const res = await fetch('/api/admin/draw', { headers: authHeaders() })
+  const res = await fetch(`${BASE}/draw`, { headers: authHeaders() })
   if (res.status === 404) return null
   const data = await res.json()
   if (!res.ok) throw apiError(data.message || 'Erreur gagnant.', res.status)
diff --git a/frontend/src/services/auth.js b/frontend/src/services/auth.js
index eb55d8a..593a1ae 100644
--- a/frontend/src/services/auth.js
+++ b/frontend/src/services/auth.js
@@ -1,4 +1,5 @@
-const BASE = '/api/auth'
+const API_URL = import.meta.env.VITE_API_URL || ''
+const BASE = `${API_URL}/api/auth
 
 function apiError(message, status) {
   const err = new Error(message)
diff --git a/frontend/src/services/employee.js b/frontend/src/services/employee.js
index a127fb0..2db310c 100644
--- a/frontend/src/services/employee.js
+++ b/frontend/src/services/employee.js
@@ -1,4 +1,5 @@
-const BASE = '/api/employee'
+const API_URL = import.meta.env.VITE_API_URL || ''
+const BASE = `${API_URL}/api/employee`
 
 function authHeaders() {
   const token = localStorage.getItem('token')
diff --git a/frontend/src/services/game.js b/frontend/src/services/game.js
index 1312a56..fc81d9c 100644
--- a/frontend/src/services/game.js
+++ b/frontend/src/services/game.js
@@ -1,3 +1,7 @@
+const API_URL = import.meta.env.VITE_API_URL || ''
+const BASE = `${API_URL}/api/game`
+
+
 function apiError(message, status) {
   const err = new Error(message)
   err.status = status
@@ -6,7 +10,7 @@ function apiError(message, status) {
 
 export async function myGainsApi() {
   const token = localStorage.getItem('token')
-  const res = await fetch('/api/game/my-gains', {
+  const res = await fetch(`${BASE}/my-gains`, {
     headers: { Authorization: `Bearer ${token}` },
   })
   const data = await res.json()
@@ -16,7 +20,7 @@ export async function myGainsApi() {
 
 export async function participateApi(code) {
   const token = localStorage.getItem('token')
-  const res = await fetch('/api/game/participate', {
+  const res = await fetch(`${BASE}/participate`, {
     method: 'POST',
     headers: {
       'Content-Type': 'application/json',