diff --git a/config/jail.conf b/config/jail.conf
index 86425b9c..8b82d1d7 100644
--- a/config/jail.conf
+++ b/config/jail.conf
@@ -92,8 +92,8 @@ logpath  = /var/log/mail.log
 # ASSP SMTP Proxy Jail
 [assp]
 enabled  = false
-port     = 25,465,587
 filter   = assp
+action = iptables-multiport[name=assp,port="25,465,587"]
 logpath  = /root/path/to/assp/logs/maillog.txt
 
 # Here we use TCP-Wrappers instead of Netfilter/Iptables. "ignoreregex" is