broulik added a comment.
You can mix the two, just import it with a namespace import QtQuick.Controls 2.0 as QQC2 and then `QQC2.Label`. I think it's still fine for 5.12 even this way. REPOSITORY R102 KInfoCenter REVISION DETAIL https://phabricator.kde.org/D14011 To: bosimonsen Cc: broulik, plasma-devel, ragreen, Pitel, ZrenBot, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, mart