diff --git a/tdm-be/config/development.json b/tdm-be/config/development.json
index e90441a..0e05668 100644
--- a/tdm-be/config/development.json
+++ b/tdm-be/config/development.json
@@ -9,6 +9,7 @@
             "isHttps": false
         }
     },
+    "mailFrom": "\"ISTEX IA Factory\" <dev@local>" ,
     "smtp": {
         "host": "tdm-factory-dev-maildev",
         "port": 1025,
diff --git a/tdm-be/config/production.json b/tdm-be/config/production.json
index 1078240..927ba01 100644
--- a/tdm-be/config/production.json
+++ b/tdm-be/config/production.json
@@ -10,6 +10,7 @@
             "isHttps": false
         }
     },
+    "mailFrom": "\"ISTEX IA Factory\" <no-reply@ia-factory.services.istex.fr>" ,
     "smtp": {
         "host": "{mail services host}",
         "port": 1025,
diff --git a/tdm-be/src/lib/config.ts b/tdm-be/src/lib/config.ts
index 01c7ba0..2113ca8 100644
--- a/tdm-be/src/lib/config.ts
+++ b/tdm-be/src/lib/config.ts
@@ -26,6 +26,7 @@ type Config = {
         internal: Host;
         external: Host;
     };
+    mailFrom?: string;
     smtp: SMTP;
     cron: {
         schedule: string;
diff --git a/tdm-be/src/lib/email.ts b/tdm-be/src/lib/email.ts
index cffd488..606b6b2 100644
--- a/tdm-be/src/lib/email.ts
+++ b/tdm-be/src/lib/email.ts
@@ -43,7 +43,7 @@ export const sendStartedMail = async (options: StartedMailOptions) => {
         const text = nunjucks.render('processing-started.njk', options.data);
 
         await transporter.sendMail({
-            from: 'no-reply@inist.fr',
+            from: environment.mailFrom ?? 'dev@local',
             to: options.email,
             subject: `IA Factory - Notification de creation - Traitement ${options.data.processingId}`,
             text,
@@ -66,7 +66,7 @@ export const sendFinishedMail = async (options: FinishedMailOptions) => {
         const text = nunjucks.render('processing-finished.njk', options.data);
 
         await transporter.sendMail({
-            from: 'no-reply@inist.fr',
+            from: environment.mailFrom ?? 'dev@local',
             to: options.email,
             subject: `IA Factory - Résultat - Traitement ${options.data.processingId}`,
             text,
@@ -89,7 +89,7 @@ export const sendErrorMail = async (options: ErrorMailOptions) => {
         const text = nunjucks.render('processing-error.njk', options.data);
 
         await transporter.sendMail({
-            from: 'no-reply@inist.fr',
+            from: environment.mailFrom ?? 'dev@local',
             to: options.email,
             subject: `IA Factory - Rapport d'erreur - Traitement ${options.data.processingId}`,
             text,