apt-get purge linux-image-3.16.0-5-amd64

Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following packages will be REMOVED:
  linux-image-3.16.0-5-amd64* linux-image-amd64*
0 upgraded, 0 newly installed, 2 to remove and 0 not upgraded.
After this operation, 164 MB disk space will be freed.
Do you want to continue? [Y/n] yes
(Reading database ... 337753 files and directories currently installed.)
Removing linux-image-amd64 (3.16+63+deb8u1) ...
Removing linux-image-3.16.0-5-amd64 (3.16.51-3+deb8u1) ...
/etc/kernel/postrm.d/initramfs-tools:
update-initramfs: Deleting /boot/initrd.img-3.16.0-5-amd64
/etc/kernel/postrm.d/zz-update-grub:
Generating grub configuration file ...
Found background image: /usr/share/images/desktop-base/desktop-grub.png
Found linux image: /boot/vmlinuz-3.16.0-4-amd64
Found initrd image: /boot/initrd.img-3.16.0-4-amd64
Found memtest86 image: /boot/memtest86.bin
Found memtest86+ image: /boot/memtest86+.bin
Found memtest86+ multiboot image: /boot/memtest86+_multiboot.bin
done
The link /vmlinuz is a damaged link
Removing symbolic link vmlinuz 
You may need to re-run your boot loader
The link /initrd.img is a damaged link
Removing symbolic link initrd.img 
You may need to re-run your boot loader
Purging configuration files for linux-image-3.16.0-5-amd64 (3.16.51-3+deb8u1) ...