minextu [1] filed a deletion request for spl-utils [2]: The SPL source is now included in the ZFS repository removing the need for separate packages. (https://github.com/zfsonlinux/zfs/releases/tag/zfs-0.8.0) [1] https://aur.archlinux.org/account/minextu/ [2] https://aur.archlinux.org/pkgbase/spl-utils/