diff --git a/conf/fail2ban/yunohost-jails.conf b/conf/fail2ban/yunohost-jails.conf
index 1cf1a1966..911f9cd85 100644
--- a/conf/fail2ban/yunohost-jails.conf
+++ b/conf/fail2ban/yunohost-jails.conf
@@ -8,6 +8,13 @@ enabled = true
 [postfix]
 enabled = true
 
+[sasl]
+enabled  = true
+port     = smtp
+filter   = postfix-sasl
+logpath  = /var/log/mail.log
+maxretry = 5
+
 [dovecot]
 enabled = true