Problem building desktop version with -mobile

[Willem Ferguson]

$ bash subsurface/scripts/build.sh -mobile

[ 98%] Built target TestPlan
CMakeFiles/subsurface-mobile.dir/mobile-widgets/qml/kirigami/src/kirigamiplugin.cpp.o: 
In function `KirigamiPlugin::registerTypes(char 
const*)::{lambda(QQmlEngine*, QJSEngine*)#4}::operator()(QQmlEngine*, 
QJSEngine*) const':
/home/willem/src/subsurface/mobile-widgets/qml/kirigami/src/kirigamiplugin.cpp:65: 
undefined reference to `Settings::Settings(QObject*)'
CMakeFiles/subsurface-mobile.dir/mobile-widgets/qml/kirigami/src/kirigamiplugin.cpp.o: 
In function `int qmlRegisterSingletonType<Settings>(char const*, int, 
int, char const*, QObject* (*)(QQmlEngine*, QJSEngine*))':
/usr/include/x86_64-linux-gnu/qt5/QtQml/qqml.h:544: undefined reference 
to `Settings::staticMetaObject'

Any comments or suggestions?

Kind regards,

willem