diff --git a/src/Mod/Raytracing/App/AppRaytracing.cpp b/src/Mod/Raytracing/App/AppRaytracing.cpp
index db669ec9a..d453e9fce 100644
--- a/src/Mod/Raytracing/App/AppRaytracing.cpp
+++ b/src/Mod/Raytracing/App/AppRaytracing.cpp
@@ -27,6 +27,7 @@
 #endif
 
 #include <Base/Console.h>
+#include <Base/PyObjectBase.h>
 #include <Base/Interpreter.h>
 
 #include "RayFeature.h"
@@ -40,7 +41,7 @@ namespace Raytracing {
 }
 
 
-PyMODINIT_FUNC initRaytracing()
+PyMOD_INIT_FUNC(Raytracing)
 {
     // load dependent module
     try {
@@ -48,7 +49,7 @@ PyMODINIT_FUNC initRaytracing()
     }
     catch(const Base::Exception& e) {
         PyErr_SetString(PyExc_ImportError, e.what());
-        return;
+        PyMOD_Return(0);
     }
 
     Raytracing::RaySegment       ::init();
@@ -58,6 +59,7 @@ PyMODINIT_FUNC initRaytracing()
     Raytracing::LuxProject       ::init();
 
 
-    (void) Raytracing::initModule();
+    PyObject* mod = Raytracing::initModule();
     Base::Console().Log("Loading Raytracing module... done\n");
+    PyMOD_Return(mod);
 }
diff --git a/src/Mod/Raytracing/App/AppRaytracingPy.cpp b/src/Mod/Raytracing/App/AppRaytracingPy.cpp
index 0b8fa83d3..03218f136 100644
--- a/src/Mod/Raytracing/App/AppRaytracingPy.cpp
+++ b/src/Mod/Raytracing/App/AppRaytracingPy.cpp
@@ -201,8 +201,10 @@ private:
                     vecs[i][l] = PyFloat_AsDouble(temp);
                 else if (PyLong_Check(temp))
                     vecs[i][l] = (double) PyLong_AsLong(temp);
+#if PY_MAJOR_VERSION < 3
                 else if (PyInt_Check(temp))
                     vecs[i][l] = (double)  PyInt_AsLong(temp);
+#endif
                 else
                     throw Py::ValueError("Wrong parameter format, four Tuple of three floats needed!");
             }
diff --git a/src/Mod/Raytracing/Gui/AppRaytracingGui.cpp b/src/Mod/Raytracing/Gui/AppRaytracingGui.cpp
index 5254dc73d..6a0cf2ddc 100644
--- a/src/Mod/Raytracing/Gui/AppRaytracingGui.cpp
+++ b/src/Mod/Raytracing/Gui/AppRaytracingGui.cpp
@@ -51,11 +51,11 @@ namespace RaytracingGui {
 }
 
 
-PyMODINIT_FUNC initRaytracingGui()
+PyMOD_INIT_FUNC(RaytracingGui)
 {
     if (!Gui::Application::Instance) {
         PyErr_SetString(PyExc_ImportError, "Cannot load Gui module in console application.");
-        return;
+        PyMOD_Return(0);
     }
 
     try {
@@ -63,9 +63,9 @@ PyMODINIT_FUNC initRaytracingGui()
     }
     catch(const Base::Exception& e) {
         PyErr_SetString(PyExc_ImportError, e.what());
-        return;
+        PyMOD_Return(0);
     }
-    (void) RaytracingGui::initModule();
+    PyObject* mod = RaytracingGui::initModule();
     Base::Console().Log("Loading GUI of Raytracing module... done\n");
 
     // instantiating the commands
@@ -79,4 +79,6 @@ PyMODINIT_FUNC initRaytracingGui()
 
     // add resources and reloads the translators
     loadRaytracingResource();
+
+    PyMOD_Return(mod);
 }