lustic@local01:~$ sudo update-grub
[sudo] password for lustic:
Generating grub configuration file ...
Warning: Setting GRUB_TIMEOUT to a non-zero value when GRUB_HIDDEN_TIMEOUT is set is no longer supported.
Found linux image: /boot/vmlinuz-3.13.0-43-generic
Found initrd image: /boot/initrd.img-3.13.0-43-generic
Found linux image: /boot/vmlinuz-3.13.0-40-generic
Found initrd image: /boot/initrd.img-3.13.0-40-generic
Found linux image: /boot/vmlinuz-3.13.0-39-generic
Found initrd image: /boot/initrd.img-3.13.0-39-generic
Found linux image: /boot/vmlinuz-3.13.0-24-generic
Found initrd image: /boot/initrd.img-3.13.0-24-generic
Found Debian GNU/Linux (Kali Linux 1.0.9) on /dev/sda4
Adding boot menu entry for EFI firmware configuration
done