# grub-reboot > Set the default boot entry for GRUB, for the next boot only. > More information: . - Set the default boot entry to an entry number, name or identifier for the next boot: `sudo grub-reboot {{entry_number}}` - Set the default boot entry to an entry number, name or identifier for an alternative boot directory for the next boot: `sudo grub-reboot --boot-directory {{/path/to/boot_directory}} {{entry_number}}`