[tkloczko@pers-jacek xdg-desktop-portal-kde-6.1.0]$ grep -r private/ src/print.cpp:// #include <QtPrintSupport/private/qprint_p.h> src/print.cpp:#include <QtPrintSupport/private/qcups_p.h> src/xdgshortcut.cpp:#include <QtGui/private/qxkbcommon_p.h> it caused issue https://bugreports.qt.io/browse/QTBUG-126594
Yeah, not ideal.