# official debian repository (mirror selected via geo-ip):
deb http://cdn.debian.net/debian/ stable main contrib non-free
-# deb-src http://cdn.debian.net/debian/ stable main contrib non-free
+ deb-src http://cdn.debian.net/debian/ stable main contrib non-free
# security updates:
deb http://security.debian.org/ stable/updates main contrib
-# deb-src http://security.debian.org/ stable/updates main contrib
+ deb-src http://security.debian.org/ stable/updates main contrib
# official debian repository:
# deb http://ftp.debian.org/debian/ stable main contrib non-free