diff --git a/.env.production b/.env.production
index cc70e9d..6ff4dc3 100644
--- a/.env.production
+++ b/.env.production
@@ -1,2 +1,3 @@
 VITE_APP_NAME="DOADIFY PRODUCTION"
-VITE_HEADER_TAG=
\ No newline at end of file
+VITE_HEADER_TAG=
+BASE_API_URL="https://ticket-office.dataesr.ovh"
diff --git a/.env.staging b/.env.staging
index 8d59dfd..eb5cf9d 100644
--- a/.env.staging
+++ b/.env.staging
@@ -1,2 +1,3 @@
 VITE_APP_NAME="DOADIFY STAGING"
-VITE_HEADER_TAG=Staging
\ No newline at end of file
+VITE_HEADER_TAG=Staging
+BASE_API_URL="https://ticket-office.staging.dataesr.ovh"
diff --git a/client/src/api/send-mail/index.tsx b/client/src/api/send-mail/index.tsx
index 691c59c..5c2b7cc 100644
--- a/client/src/api/send-mail/index.tsx
+++ b/client/src/api/send-mail/index.tsx
@@ -24,9 +24,10 @@ function EmailSender({ contribution, refetch }: EmailSenderProps) {
   );
 
   const isDevelopment = import.meta.env.VITE_HEADER_TAG === "Development";
+  const url = import.meta.env.BASE_API_URL;
   const apiBaseUrl = isDevelopment
     ? "http://localhost:3000/api/send-email"
-    : "https://ticket-office.staging.dataesr.ovh/api/send-email";
+    : `${url}/api/send-email`;
 
   useEffect(() => {
     const profileFromLocalStorage = localStorage.getItem("selectedProfile");
diff --git a/client/src/api/utils/buildURL.tsx b/client/src/api/utils/buildURL.tsx
index d721a3c..5b4dfae 100644
--- a/client/src/api/utils/buildURL.tsx
+++ b/client/src/api/utils/buildURL.tsx
@@ -8,9 +8,8 @@ export const buildURL = (
   fromApplication?: string
 ): string => {
   const isDevelopment = import.meta.env.VITE_HEADER_TAG === "Development";
-  const baseApiUrl = isDevelopment
-    ? "http://localhost:3000/api"
-    : `https://ticket-office.staging.dataesr.ovh/api`;
+  const url = import.meta.env.BASE_API_URL;
+  const baseApiUrl = isDevelopment ? "http://localhost:3000/api" : `${url}/api`;
 
   let baseUrl = "contacts";
   if (location?.pathname?.includes("scanr-contributionPage")) {
diff --git a/client/src/components/edit-modal/index.tsx b/client/src/components/edit-modal/index.tsx
index bdc7bdb..9295794 100644
--- a/client/src/components/edit-modal/index.tsx
+++ b/client/src/components/edit-modal/index.tsx
@@ -51,9 +51,10 @@ const EditModal: React.FC<EditModalProps> = ({
   }
 
   const isDevelopment = import.meta.env.VITE_HEADER_TAG === "Development";
+  const baseURL = import.meta.env.BASE_API_URL;
   const url = isDevelopment
     ? `http://localhost:3000/api/${basePath}/${data?.id}`
-    : `https://ticket-office.staging.dataesr.ovh/api/${basePath}/${data?.id}`;
+    : `${baseURL}/api/${basePath}/${data?.id}`;
 
   useEffect(() => {
     if (!selectedProfile) {
diff --git a/client/src/config/api.ts b/client/src/config/api.ts
index a298815..a292d44 100644
--- a/client/src/config/api.ts
+++ b/client/src/config/api.ts
@@ -5,23 +5,24 @@ export const postHeaders = {
   ...headers,
   "Content-Type": "application/json",
 };
+const url = import.meta.env.VITE_BASE_API_URL || "";
 
 export const contributionUrl = isDevelopment
   ? "http://localhost:3000/api/contribute?max_results=2000"
-  : "https://ticket-office.staging.dataesr.ovh/api/contribute?max_results=2000";
+  : `${url}/api/contribute?max_results=2000`;
 
 export const contactUrl = isDevelopment
   ? "http://localhost:3000/api/contacts?max_results=2000"
-  : "https://ticket-office.staging.dataesr.ovh/api/contacts?max_results=2000";
+  : `${url}api/contacts?max_results=2000`;
 
 export const productionUrl = isDevelopment
   ? "http://localhost:3000/api/production?max_results=2000"
-  : "https://ticket-office.staging.dataesr.ovh/api/productionsmax_results=2000";
+  : `${url}/api/productionsmax_results=2000`;
 
 export const nameChangeUrl = isDevelopment
   ? "http://localhost:3000/api/update-user-data?max_results=2000"
-  : "https://ticket-office.staging.dataesr.ovh/api/update-user-datamax_results=2000";
+  : `${url}/api/update-user-datamax_results=2000`;
 
 export const removeUserUrl = isDevelopment
   ? "http://localhost:3000/api/remove-user?max_results=2000"
-  : "https://ticket-office.staging.dataesr.ovh/api/remove-usermax_results=2000";
+  : `${url}/api/remove-usermax_results=2000"`;
diff --git a/server/routes/contacts/post/index.ts b/server/routes/contacts/post/index.ts
index d898a4d..7fb6f61 100644
--- a/server/routes/contacts/post/index.ts
+++ b/server/routes/contacts/post/index.ts
@@ -57,8 +57,8 @@ postContactsRoutes.post(
       ...newContribution,
       id: result.insertedId.toHexString(),
     };
-
-    const contributionLink = `https://ticket-office.staging.dataesr.ovh/${body.fromApplication}-contact?page=1&query=${finalContribution.id}&searchInMessage=false&sort=DESC&status=choose`;
+    const url = process.env.BASE_API_URL;
+    const contributionLink = `${url}/${body.fromApplication}-contact?page=1&query=${finalContribution.id}&searchInMessage=false&sort=DESC&status=choose`;
 
     const BREVO_API_KEY = process.env.BREVO_API_KEY;
     if (!BREVO_API_KEY) {
diff --git a/server/routes/contributionObjectRoutes/post/index.ts b/server/routes/contributionObjectRoutes/post/index.ts
index 91a1011..6334818 100644
--- a/server/routes/contributionObjectRoutes/post/index.ts
+++ b/server/routes/contributionObjectRoutes/post/index.ts
@@ -54,7 +54,8 @@ postContributionObjectRoutes.post(
       id: result.insertedId.toHexString(),
     };
 
-    const contributionLink = `https://ticket-office.staging.dataesr.ovh/scanr-contributionPage?page=1&query=${finalContribution.id}&searchInMessage=false&sort=DESC&status=choose`;
+    const url = process.env.BASE_API_URL;
+    const contributionLink = `${url}/scanr-contributionPage?page=1&query=${finalContribution.id}&searchInMessage=false&sort=DESC&status=choose`;
 
     const BREVO_API_KEY = process.env.BREVO_API_KEY;
     if (!BREVO_API_KEY) {
diff --git a/server/routes/productions/post/index.ts b/server/routes/productions/post/index.ts
index 8c1dfe2..3e69b58 100644
--- a/server/routes/productions/post/index.ts
+++ b/server/routes/productions/post/index.ts
@@ -44,7 +44,8 @@ postProductionRoutes.post(
       id: result.insertedId.toHexString(),
     };
 
-    const contributionLink = `https://ticket-office.staging.dataesr.ovh/scanr-apioperations?page=1&query=${finalContribution.id}&searchInMessage=false&sort=DESC&status=choose`;
+    const url = process.env.BASE_API_URL;
+    const contributionLink = `${url}//scanr-apioperations?page=1&query=${finalContribution.id}&searchInMessage=false&sort=DESC&status=choose`;
 
     const BREVO_API_KEY = process.env.BREVO_API_KEY;
     if (!BREVO_API_KEY) {
diff --git a/server/routes/remove-user/post/index.ts b/server/routes/remove-user/post/index.ts
index 2be8810..f3b19e4 100644
--- a/server/routes/remove-user/post/index.ts
+++ b/server/routes/remove-user/post/index.ts
@@ -44,7 +44,8 @@ postRemoveUserRoutes.post(
       id: result.insertedId.toHexString(),
     };
 
-    const contributionLink = `https://ticket-office.staging.dataesr.ovh/scanr-removeuser?page=1&query=${finalContribution.id}&searchInMessage=false&sort=DESC&status=choose`;
+    const url = process.env.BASE_API_URL;
+    const contributionLink = `${url}/scanr-removeuser?page=1&query=${finalContribution.id}&searchInMessage=false&sort=DESC&status=choose`;
 
     const BREVO_API_KEY = process.env.BREVO_API_KEY;
     if (!BREVO_API_KEY) {
diff --git a/server/routes/update-user-data/post/index.ts b/server/routes/update-user-data/post/index.ts
index 93dbd47..1a83996 100644
--- a/server/routes/update-user-data/post/index.ts
+++ b/server/routes/update-user-data/post/index.ts
@@ -50,7 +50,8 @@ postUpdateUserDataRoutes.post(
       id: result.insertedId.toHexString(),
     };
 
-    const contributionLink = `https://ticket-office.staging.dataesr.ovh/scanr-namechange?page=1&query=${finalContribution.id}&searchInMessage=false&sort=DESC&status=choose`;
+    const url = process.env.BASE_API_URL;
+    const contributionLink = `${url}/scanr-namechange?page=1&query=${finalContribution.id}&searchInMessage=false&sort=DESC&status=choose`;
 
     const BREVO_API_KEY = process.env.BREVO_API_KEY;
     if (!BREVO_API_KEY) {