# official debian repository:
- deb http://ftp.debian.org/debian/ unstable main contrib non-free
- deb-src http://ftp.debian.org/debian/ unstable main contrib non-free
+ deb http://ftp.debian.org/debian/ unstable main contrib non-free-firmware non-free
+ deb-src http://ftp.debian.org/debian/ unstable main contrib non-free-firmware non-free