# mv /etc/apt/apt.conf.d/00no-pdiff /etc/apt/apt.conf.d/99no-pdiff # apt-config dump | grep -i pdiff Acquire::IndexTargets::deb::Contents-deb::PDiffs "true"; Acquire::IndexTargets::deb::Contents-udeb::PDiffs "true"; Acquire::IndexTargets::deb::Contents-deb-legacy::PDiffs "true"; Acquire::IndexTargets::deb-src::Contents-dsc::PDiffs "true"; Acquire::PDiffs "false";
# apt update ... Get:13 http://ftp.debian.org/debian sid/main amd64 Contents (deb) 2018-03-12-0220.21.pdiff [2,704 B] ... -- sergio