[Unit] Description=Update bootloader on boot Documentation=https://github.com/coreos/bootupd [Service] Type=oneshot ExecStart=/usr/bin/bootupctl update RemainAfterExit=yes # Keep this stuff in sync with SYSTEMD_ARGS_BOOTUPD in general PrivateNetwork=yes ProtectHome=yes KillMode=mixed MountFlags=slave [Install] WantedBy=multi-user.target