diff --git a/CMakeLists.txt b/CMakeLists.txt
index aa68d60..522c9f3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -98,12 +98,11 @@ message( ${VERBOSE} "  CMAKE_AUTORCC:           ${CMAKE_AUTORCC}")
 
 set(QT5_LIBRARIES Qt5::Widgets )
 # Ensures all Qt componenets have same version: 
-find_package(Qt5 ${ddcui_qt_version} COMPONENTS Core Widgets Gui Help REQUIRED)
+find_package(Qt5 ${ddcui_qt_version} COMPONENTS Core Widgets Gui REQUIRED)
 message( ${VERBOSE} "Qt directories:")
 message( ${VERBOSE} "  Qt5Widgets_INCLUDE_DIRS:  ${Qt5Widgets_INCLUDE_DIRS}" )
 message( ${VERBOSE} "  Qt5Core_INCLUDE_DIRS:     ${Qt5Core_INCLUDE_DIRS}"    )
 message( ${VERBOSE} "  Qt5Gui_INCLUDE_DIRS:      ${Qt5Gui_INCLUDE_DIRS}"     )
-message( ${VERBOSE} "  Qt5Help_INCLUDE_DIRS:     ${Qt5Help_INCLUDE_DIRS}"    )
 
 find_package (PkgConfig REQUIRED )
 pkg_check_modules(GLIB2 REQUIRED glib-2.0>=${ddcui_glib_version})
@@ -239,9 +238,9 @@ target_compile_options(ddcui PUBLIC "-fPIC" ${coverity_cflags})
 # add_compile_options(-Og -H V=1)
 
 # redundant: ${Qt5Gui_INCLUDE_DIRS} ${Qt5Core_INCLUDE_DIRS} ${Qt5Widgets_INCLUDE_DIRS}. 
-#            ${Qt5Help_INCLUDE_DIRS} is a superset of them all 
 target_include_directories(ddcui SYSTEM PRIVATE
-                                 ${Qt5Help_INCLUDE_DIRS}
+                                 ${Qt5Gui_INCLUDE_DIRS}
+                                 ${Qt5Widgets_INCLUDE_DIRS}
                                  ${GLIB2_INCLUDE_DIRS} 
                                  ${DDCUTIL_INCLUDE_DIRS})