1. nano nano /etc/apt/sources.list deb http://mirrors.kernel.org/debian/ wheezy main deb-src http://mirrors.kernel.org/debian/ wheezy main deb http://security.debian.org/ wheezy/updates main deb-src http://security.debian.org/ wheezy/updates main 2. apt-get update 3. apt-get upgrede 4. apt-get dist-upgrade собственно все =)