services:

    postfix-mailcow:
      dns:
        - 9.9.9.9

    dovecot-mailcow:
      labels:
        - "com.centurylinklabs.watchtower.enable=false"

    memcached-mailcow:
      labels:
        - "com.centurylinklabs.watchtower.enable=false"

    mysql-mailcow:
      labels:
        - "com.centurylinklabs.watchtower.enable=false"