goetzc [1] filed a deletion request for akonadi-fake-qt4 [2]: akonadi-fake does the same job for both Qt4 and Qt5, by providing and replacing akonadi and akonadi-qt4. [1] https://aur.archlinux.org/account/goetzc/ [2] https://aur.archlinux.org/pkgbase/akonadi-fake-qt4/