Move the hummingbird binary to /usr/local/bin. Paste this into an editor: [Unit] Description=Connect to VPN at startup Wants=network-online.target After=network-online.target [Service] ExecStart=/usr/local/bin/hummingbird [arguments] /absolute/path/to/config/file.ovpn [Install] WantedBy=multi-user.target Add the [arguments] in the ExecStart line you are running hummingbird with. Edit the /path/… to your config file. If you left it in ~ or some directory in there, you'd have an easier ti