Comment 1 for bug 1463476

Thanks! I was able to reproduce the problem and push a fix:
http://bazaar.launchpad.net/~light-locker-settings-team/light-locker-settings/trunk/revision/138

However, one related problem I noticed is that the "Apply" button doesn't get set sensitive when you change a value with the keyboard only, so there's another usability problem with keyboard-only navigation.