$ sudo apt-get update
$ sudo apt-get install gptsync-udeb 

gptsync-udeb is installed in your system.

Make ensure the gptsync-udeb package were installed using the commands given below,

$ sudo dpkg-query -l | grep gptsync-udeb *

You will get with gptsync-udeb package name, version, architecture and description in a table

gptsync-udeb package basic information: