diff --git a/src/osgWrappers/serializers/osg/CallbackObject.cpp b/src/osgWrappers/serializers/osg/CallbackObject.cpp
new file mode 100644
index 000000000..9a82e2228
--- /dev/null
+++ b/src/osgWrappers/serializers/osg/CallbackObject.cpp
@@ -0,0 +1,18 @@
+#undef OBJECT_CAST
+#define OBJECT_CAST dynamic_cast
+
+#include <osg/Node>
+#include <osgDB/ObjectWrapper>
+#include <osgDB/InputStream>
+#include <osgDB/OutputStream>
+
+REGISTER_OBJECT_WRAPPER( CallbackObject,
+                         new osg::CallbackObject,
+                         osg::CallbackObject,
+                         "osg::Object osg::Callback osg::CallbackObject" )
+{
+}
+
+//MY
+#undef OBJECT_CAST
+#define OBJECT_CAST static_cast
diff --git a/src/osgWrappers/serializers/osgVolume/MultipassTechnique.cpp b/src/osgWrappers/serializers/osgVolume/MultipassTechnique.cpp
new file mode 100644
index 000000000..c78b36edb
--- /dev/null
+++ b/src/osgWrappers/serializers/osgVolume/MultipassTechnique.cpp
@@ -0,0 +1,11 @@
+#include <osgVolume/MultipassTechnique>
+#include <osgDB/ObjectWrapper>
+#include <osgDB/InputStream>
+#include <osgDB/OutputStream>
+
+REGISTER_OBJECT_WRAPPER(osgVolume_MultipassTechnique,
+	new osgVolume::MultipassTechnique,
+	osgVolume::MultipassTechnique,
+	"osg::Object osgVolume::VolumeTechnique osgVolume::MultipassTechnique")
+{
+}
diff --git a/src/osgWrappers/serializers/osgVolume/VolumeScene.cpp b/src/osgWrappers/serializers/osgVolume/VolumeScene.cpp
new file mode 100644
index 000000000..7cb8f0d8e
--- /dev/null
+++ b/src/osgWrappers/serializers/osgVolume/VolumeScene.cpp
@@ -0,0 +1,12 @@
+#include <osgVolume/VolumeScene>
+#include <osgDB/ObjectWrapper>
+#include <osgDB/InputStream>
+#include <osgDB/OutputStream>
+
+REGISTER_OBJECT_WRAPPER( osgVolume_VolumeScene,
+                         new osgVolume::VolumeScene,
+                         osgVolume::VolumeScene,
+                         "osg::Object osg::Node osg::Group osgVolume::VolumeScene" )
+{
+
+}