Bug#851099: "auto-apt update" tries to fetch wrong URL

I think this would have worked in Wheezy, but not since Jessie. I.e. this is OK: http://ftp.debian.org/debian/dists/wheezy/Contents-armhf.gz But since Jessie it needs "main" or whatever between the Debian version and the "Contents-ARCH.gz" bit:

Bug#851099: "auto-apt update" tries to fetch wrong URL

Package: auto-apt Version: 0.3.24 I believe that the first thing I must do after installing auto-apt is "auto-apt update", right? # auto-apt update Downloading http://ftp.debian.org/debian/dists/stretch Contents-arm64.gz ... 2017-01-11 23:47:13 ERROR 404: Not Found. My /etc/apt/sources.list