#50 Usa el repo de backports o bien usa de Debian SID con los repos de Siduction en /etc/apt/sources.list:

#Debian SID
deb ftp.us.debian.org/debian/ sid main contrib non-free
deb-src ftp.us.debian.org/debian/ sid main contrib non-free

#Codecs para codificar (No necesarios para reproducir)

deb www.deb-multimedia.org sid main non-free contrib
deb-src www.deb-multimedia.org sid main non-free


#Siduction
deb packages.siduction.org/siduction unstable main contrib non-free
deb-src packages.siduction.org/siduction unstable main contrib non-free

deb packages.siduction.org/community unstable main contrib non-free
deb-src packages.siduction.org/community unstable main contrib non-free

deb packages.siduction.org/user unstable main contrib non-free
deb-src packages.siduction.org/user unstable main contrib non-free

deb packages.siduction.org/fixes unstable main contrib non-free
deb-src packages.siduction.org/fixes unstable main contrib non-free