diff --git a/src/Mod/Part/App/AppPart.cpp b/src/Mod/Part/App/AppPart.cpp
index 2374b5cc93..5a46a176e7 100644
--- a/src/Mod/Part/App/AppPart.cpp
+++ b/src/Mod/Part/App/AppPart.cpp
@@ -60,6 +60,7 @@
 #include "GeometryExtension.h"
 #include "GeometryIntExtension.h"
 #include "Geometry2d.h"
+#include "Mod/Part/App/GeometryIntExtensionPy.h"
 #include "Mod/Part/App/TopoShapePy.h"
 #include "Mod/Part/App/TopoShapeVertexPy.h"
 #include "Mod/Part/App/TopoShapeFacePy.h"
@@ -355,6 +356,8 @@ PyMOD_INIT_FUNC(Part)
     Base::Interpreter().addType(&Part::PartFeaturePy        ::Type,partModule,"Feature");
     Base::Interpreter().addType(&Attacher::AttachEnginePy   ::Type,partModule,"AttachEngine");
 
+    Base::Interpreter().addType(&Part::GeometryIntExtensionPy ::Type,partModule,"GeometryIntExtension");
+
 #if PY_MAJOR_VERSION >= 3
     static struct PyModuleDef BRepOffsetAPIDef = {
         PyModuleDef_HEAD_INIT,