diff --git a/conf/traccar.xml b/conf/traccar.xml
index 48bf5f5..ea3908c 100644
--- a/conf/traccar.xml
+++ b/conf/traccar.xml
@@ -34,6 +34,8 @@
     <entry key='mail.smtp.starttls.enable'>false</entry> 
     <entry key='mail.smtp.username'>__APP__</entry> 
     <entry key='mail.smtp.password'>__MAIL_PWD__</entry>
+    <entry key='mail.smtp.from'>__APP__@__DOMAIN__</entry>
+
     <!--
     <entry key='ldap.url'>ldap://127.0.0.1</entry>
     <entry key='ldap.port'>389</entry>