diff -ru freecad-0.13.1830.orig/CMakeLists.txt freecad-0.13.1830/CMakeLists.txt
--- freecad-0.13.1830.orig/CMakeLists.txt       2013-02-02 18:09:17.000000000 +0100
+++ freecad-0.13.1830/CMakeLists.txt    2014-02-15 10:16:00.939725500 +0100
@@ -321,7 +321,7 @@
         foreach(it ${moc_files})
             get_filename_component(it ${it} ABSOLUTE)
             QT4_MAKE_OUTPUT_FILE(${it} moc_ cpp outfile)
-            QT4_CREATE_MOC_COMMAND(${it} ${outfile} "${moc_flags}" "${moc_options}")
+            QT4_CREATE_MOC_COMMAND(${it} ${outfile} "${moc_flags}" "${moc_options}" "")
             set(${outfiles} ${${outfiles}} ${outfile})
             add_file_dependencies(${it} ${outfile})
         endforeach(it)