diff --git a/modules/TDEMacros.cmake b/modules/TDEMacros.cmake
index fec3163..8b9f93d 100644
--- a/modules/TDEMacros.cmake
+++ b/modules/TDEMacros.cmake
@@ -303,11 +303,11 @@ macro( tde_add_ui_files _sources )
         -DUIC_EXECUTABLE:FILEPATH=${UIC_EXECUTABLE}
         -DTQT_REPLACE_SCRIPT:FILEPATH=${TQT_REPLACE_SCRIPT}
         -DTDE_QTPLUGINS_DIR:FILEPATH=${TDE_QTPLUGINS_DIR}
+        -DMOC_EXECUTABLE:FILEPATH=${MOC_EXECUTABLE}
         -DUI_FILE:FILEPATH=${_ui_absolute_path}
         -DMASTER_SOURCE_DIR:FILEPATH=${CMAKE_SOURCE_DIR}
         -DMASTER_BINARY_DIR:FILEPATH=${CMAKE_BINARY_DIR}
         -P ${CMAKE_MODULE_PATH}/tde_uic.cmake
-      COMMAND ${MOC_EXECUTABLE} ${_ui_basename}.h >> ${_ui_basename}.cpp
       DEPENDS ${_ui_absolute_path} )
 
   endforeach( _ui_file )
diff --git a/modules/tde_uic.cmake b/modules/tde_uic.cmake
index 9567afa..7114d20 100644
--- a/modules/tde_uic.cmake
+++ b/modules/tde_uic.cmake
@@ -58,4 +58,10 @@ if( _ui_cpp_content )
   string( REGEX REPLACE ": TQWizard\\(" ": KWizard(" _ui_cpp_content "${_ui_cpp_content}" )
   string( REGEX REPLACE ": QWizard\\(" ": KWizard(" _ui_cpp_content "${_ui_cpp_content}" )
   file( WRITE ${_ui_basename}.cpp "#include <kdialog.h>\n#include <tdelocale.h>\n\n${_ui_cpp_content}" )
+
+  tde_execute_process( COMMAND ${MOC_EXECUTABLE}
+    ${_ui_basename}.h
+    OUTPUT_VARIABLE _ui_h_moc_content )
+  file( APPEND ${_ui_basename}.cpp "${_ui_h_moc_content}" )
+
 endif( )