diff --git a/conf/parameters.yml b/conf/parameters.yml
index 5cc47fb..5b5f803 100644
--- a/conf/parameters.yml
+++ b/conf/parameters.yml
@@ -26,13 +26,8 @@ parameters:
     domain_name: https://__DOMAIN____PATH__
     server_name: "Your wallabag instance"
 
-    mailer_transport:  smtp
-    mailer_user:       ~
-    mailer_password:   ~
-    mailer_host:       127.0.0.1
-    mailer_port:       false
-    mailer_encryption: ~
-    mailer_auth_mode:  ~
+    #mailer_dsn: smtp://user:pass@__DOMAIN__:25
+    mailer_dsn: sendmail://default
 
     locale: en