[Unit] Description=Milter module for the ClamAV scanner After=nss-lookup.target network.target Before=sendmail.service Before=postfix.service [Service] Type=forking PIDFile=/run/clamav/clamav-milter.pid ExecStart=/usr/sbin/clamav-milter -c /etc/clamav/clamav-milter.conf [Install] WantedBy=multi-user.target