diff --git a/roles/postfix/templates/master.cf.j2 b/roles/postfix/templates/master.cf.j2
index 8a71cb6241288bfde31aa012699538ce1996111a..b256265b971b9563677ee940f5c8da3b882af7ba 100644
--- a/roles/postfix/templates/master.cf.j2
+++ b/roles/postfix/templates/master.cf.j2
@@ -18,6 +18,7 @@ smtp      inet  n       -       n       -       -       smtpd
     -o smtpd_proxy_options=speed_adjust
 {% else %}
 localhost:smtp      inet  n       -       n       -       -       smtpd
+    -o smtpd_tls_security_level=none
 {% endif %}
 
 {% if postfix_server %}