diff --git a/lib/bookstack.sh b/lib/bookstack.sh
index 0fa4d47..fcb0b75 100644
--- a/lib/bookstack.sh
+++ b/lib/bookstack.sh
@@ -57,10 +57,10 @@ DB_PASS=$BOOKSTACK_SECRET
 DB_PORT=3306
 DB_DATABASE=bookstack
 QUEUE_CONNECTION=database
-MAIL_DRIVER=smtp
+#MAIL_DRIVER=smtp
 MAIL_FROM=admin@$DOMAIN
 MAIL_FROM_NAME=admin
-MAIL_HOST=bookstack.$DOMAIN
+MAIL_HOST=mail.$DOMAIN
 MAIL_PORT=587
 MAIL_USERNAME=admin
 MAIL_PASSWORD=$ADMINPASS