$ sudo apt-get update
$ sudo apt-get install initrd-kickseed 

initrd-kickseed is installed in your system.

Make ensure the initrd-kickseed package were installed using the commands given below,

$ sudo dpkg-query -l | grep initrd-kickseed *

You will get with initrd-kickseed package name, version, architecture and description in a table

initrd-kickseed package basic information: