diff --git a/docker-compose.yml b/docker-compose.yml
index e6ab979..61e1a4a 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -24,5 +24,5 @@ services:
       WATCHTOWER_TIMEOUT: 30s
       WATCHTOWER_LOG_FORMAT: pretty
       WATCHTOWER_NOTIFICATIONS: shoutrrr
-      WATCHTOWER_NOTIFICATION_URL: smtp://diun@sda.zone:sda101176@mail.serveur:25/?from=diun@sda.zone&to=thedarty@gmail.com&Encryption=ExplicitTLS&starttls=no&FromName=WatchTower&Subject=WatchTower+Updates
+      WATCHTOWER_NOTIFICATION_URL: smtp://diun@sda.zone:sda101176@mail.serveur:25/?from=diun@sda.zone&to=thedarty@gmail.com&Auth=none&Encryption=ExplicitTLS&starttls=no&FromName=WatchTower&Subject=WatchTower+Updates
     restart: always
\ No newline at end of file