Fixed in 2:2.99.917+git20160706-1, thank you! The annoying "blink" on lightdm is also gone. I can't find a Debian bug for it, but this was the issue: https://bugs.launchpad.net/lightdm-gtk-greeter/+bug/1531224 https://bbs.archlinux.org/viewtopic.php?id=206657 Paride