[Unit] Description=Clam AntiVirus database updater Documentation=man:freshclam(1) man:freshclam.conf(5) https://www.clamav.net/documents/ After=network-online.target nss-lookup.target Wants=network-online.target [Service] Type=oneshot ExecStart=/usr/bin/freshclam ;User=vscan ;Group=vscan ;PrivateTmp=yes