nano /etc/apt/sources.list
Tambahkan...
#Repo kambing UI
deb http://kambing.ui.ac.id/debian/ wheezy main non-free contrib
deb-src http://kambing.ui.ac.id/debian/ wheezy main non-free contrib
#Repo Update Security
deb http://security.debian.org/ wheezy/updates main contrib non-free
deb-src http://security.debian.org/ wheezy/updates main contrib non-free
