diff --git a/conf/.env b/conf/.env
index 0ab817c..8eced14 100644
--- a/conf/.env
+++ b/conf/.env
@@ -54,6 +54,7 @@ MAIL_PASSWORD=__MAIL_PWD__
 MAIL_USER=__APP__
 MAIL_SERVER=__DOMAIN__
 MAIL_PORT=587
+MAIL_FROM=__APP__@__DOMAIN__
 
 # TODO : Configure S3 - with proper Yunohost question during installation
 # Uploads