deb http://ftp.ca.debian.org/debian/ wheezy main contrib non-free
deb-src http://ftp.ca.debian.org/debian/ wheezy main contrib non-free

deb http://security.debian.org/ wheezy/updates main contrib non-free
deb-src http://security.debian.org/ wheezy/updates main contrib non-free

# wheezy-updates, previously known as 'volatile'
deb http://ftp.ca.debian.org/debian/ wheezy-updates main
deb-src http://ftp.ca.debian.org/debian/ wheezy-updates main