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

deb http://deb.debian.org/debian/ bullseye-updates main non-free
deb-src http://deb.debian.org/debian/ bullseye-updates main non-free