Index: ParaView-v5.3.0/CMake/ParaViewMacros.cmake
===================================================================
--- ParaView-v5.3.0.orig/CMake/ParaViewMacros.cmake
+++ ParaView-v5.3.0/CMake/ParaViewMacros.cmake
@@ -259,7 +259,7 @@
   endif()
 
   find_program(QT_XMLPATTERNS_EXECUTABLE
-    xmlpatterns
+    NAMES xmlpatterns xmlpatterns-qt5
     HINTS "${qt_binary_dir_hints}"
     DOC "xmlpatterns used to generate html from Proxy documentation.")
   mark_as_advanced(QT_XMLPATTERNS_EXECUTABLE)
@@ -354,7 +354,7 @@
   endif()
 
   find_program(QT_HELP_GENERATOR
-    qhelpgenerator
+    NAMES qhelpgenerator qhelpgenerator-qt5
     HINTS "${qt_binary_dir_hints}"
     DOC "qhelpgenerator used to compile Qt help project files")
   mark_as_advanced(QT_HELP_GENERATOR)