diff --git a/cmake/modules/Macros.cmake b/cmake/modules/Macros.cmake
index c594747e..741d0c1c 100644
--- a/cmake/modules/Macros.cmake
+++ b/cmake/modules/Macros.cmake
@@ -204,11 +204,11 @@ endmacro()
 #
 # provide option with three states AUTO, ON, OFF
 #
-macro(tristateoption _name _default _text)
+macro(add_auto_option _name _text _default)
     if(NOT DEFINED ${_name})
         set(${_name} ${_default} CACHE STRING "${_text}" FORCE)
     else()
         set(${_name} ${_default} CACHE STRING "${_text}")
     endif()
     set_property(CACHE ${_name} PROPERTY STRINGS AUTO ON OFF)
-endmacro(tristateoption)
+endmacro()
diff --git a/doc/CMakeLists.txt b/doc/CMakeLists.txt
index 1f47fa2a..4ffe7779 100644
--- a/doc/CMakeLists.txt
+++ b/doc/CMakeLists.txt
@@ -8,7 +8,7 @@ add_custom_target(doc ALL)
 
 if(DOXYGEN_EXECUTABLE)
     option(DBUS_ENABLE_DOXYGEN_DOCS "build DOXYGEN documentation (requires Doxygen)" ON)
-    tristateoption(ENABLE_QT_HELP AUTO "build qt help documentation (requires qhelpgenerator(-qt5)); set INSTALL_QCH_DIR for custom qch installation path")
+    add_auto_option(ENABLE_QT_HELP "build qt help documentation (requires qhelpgenerator(-qt5)); set INSTALL_QCH_DIR for custom qch installation path" AUTO)
 endif()
 
 if(DBUS_ENABLE_DOXYGEN_DOCS)