New example demos/documentviewer fails to compile

6.5.0/gcc_64/bin/qt-cmake -S /home/qt/RTA/Qt_6.5.0/Examples/Qt-6.5.0/demos/documentviewer -B /home/qt/RTA/Qt_6.5.0/Examples/Qt-6.5.0/demos/documentviewer/bld_gcc_64 -GNinja 

[1/14] Automatic MOC and UIC for target documentviewer
[2/14] Running rcc for resource documentviewer
[3/14] Building CXX object CMakeFiles/documentviewer.dir/pdfviewer.cpp.o
FAILED: CMakeFiles/documentviewer.dir/pdfviewer.cpp.o 
/usr/bin/c++ -DQT_CORE_LIB -DQT_GUI_LIB -DQT_NO_DEBUG -DQT_PDFWIDGETS_LIB -DQT_PDF_LIB -DQT_PRINTSUPPORT_LIB -DQT_WIDGETS_LIB -I/home/qt/RTA/Qt_6.5.0/Examples/Qt-6.5.0/demos/documentviewer/bld_gcc_64/documentviewer_autogen/include -isystem /home/qt/RTA/Qt_6.5.0/6.5.0/gcc_64/include/QtCore -isystem /home/qt/RTA/Qt_6.5.0/6.5.0/gcc_64/include -isystem /home/qt/RTA/Qt_6.5.0/6.5.0/gcc_64/mkspecs/linux-g++ -isystem /home/qt/RTA/Qt_6.5.0/6.5.0/gcc_64/include/QtGui -isystem /home/qt/RTA/Qt_6.5.0/6.5.0/gcc_64/include/QtWidgets -isystem /home/qt/RTA/Qt_6.5.0/6.5.0/gcc_64/include/QtPdfWidgets -isystem /home/qt/RTA/Qt_6.5.0/6.5.0/gcc_64/include/QtPdf -isystem /home/qt/RTA/Qt_6.5.0/6.5.0/gcc_64/include/QtPrintSupport -fPIC -MD -MT CMakeFiles/documentviewer.dir/pdfviewer.cpp.o -MF CMakeFiles/documentviewer.dir/pdfviewer.cpp.o.d -o CMakeFiles/documentviewer.dir/pdfviewer.cpp.o -c /home/qt/RTA/Qt_6.5.0/Examples/Qt-6.5.0/demos/documentviewer/pdfviewer.cpp
/home/qt/RTA/Qt_6.5.0/Examples/Qt-6.5.0/demos/documentviewer/pdfviewer.cpp:12:10: fatal error: QPdfPageSelector: No such file or directory
   12 | #include <QPdfPageSelector>
      |          ^~~~~~~~~~~~~~~~~~
compilation terminated.
[4/14] Building CXX object CMakeFiles/documentviewer.dir/main.cpp.o
[5/14] Building CXX object CMakeFiles/documentviewer.dir/viewerfactory.cpp.o
[6/14] Building CXX object CMakeFiles/documentviewer.dir/abstractviewer.cpp.o
[7/14] Building CXX object CMakeFiles/documentviewer.dir/mainwindow.cpp.o
[8/14] Building CXX object CMakeFiles/documentviewer.dir/txtviewer.cpp.o
[9/14] Building CXX object CMakeFiles/documentviewer.dir/documentviewer_autogen/mocs_compilation.cpp.o
[10/14] Building CXX object CMakeFiles/documentviewer.dir/jsonviewer.cpp.o
ninja: build stopped: subcommand failed.
Compilation failed for /home/qt/RTA/Qt_6.5.0/Examples/Qt-6.5.0/demos/documentviewer