--- FreeCAD-0.12.5284/src/CMakeLists.txt
+++ FreeCAD-0.12.5284/src/CMakeLists.txt
@@ -1,6 +1,5 @@
 
 add_subdirectory(Build)
-add_subdirectory(3rdParty)
 add_subdirectory(Base)
 add_subdirectory(App)
 add_subdirectory(Main)