Chazza [1] filed a deletion request for emerald0.9 [2]: Requesting deletion as this package has now been superseded by the emerald package which now supports Compiz 0.9: https://aur.archlinux.org/packages/emerald/ [1] https://aur.archlinux.org/account/Chazza/ [2] https://aur.archlinux.org/pkgbase/emerald0.9/