@@ -9,6 +9,11 @@
# line of that file to be used as the name. The Debian default
# is /etc/mailname.
+{% if ansible_lsb.major_release|int >= 9 %}
+# Compatibility level
+compatibility_level = 3
+{% endif %}
+
smtpd_banner = $myhostname ESMTP $mail_name
biff = no
