diff --git a/components/sceneutil/mwshadowtechnique.cpp b/components/sceneutil/mwshadowtechnique.cpp
index e68e23484..a7ec6a2d7 100644
--- a/components/sceneutil/mwshadowtechnique.cpp
+++ b/components/sceneutil/mwshadowtechnique.cpp
@@ -16,7 +16,8 @@
  * OpenSceneGraph Public License for more details.
 */
 
-#include <osgShadow/ViewDependentShadowMap>
+#include "mwshadowtechnique.hpp"
+
 #include <osgShadow/ShadowedScene>
 #include <osg/CullFace>
 #include <osg/Geode>
@@ -25,6 +26,7 @@
 #include <sstream>
 
 using namespace osgShadow;
+using namespace SceneUtil;
 
 //////////////////////////////////////////////////////////////////
 // fragment shader
diff --git a/components/sceneutil/mwshadowtechnique.hpp b/components/sceneutil/mwshadowtechnique.hpp
index 4352d811a..d9df99371 100644
--- a/components/sceneutil/mwshadowtechnique.hpp
+++ b/components/sceneutil/mwshadowtechnique.hpp
@@ -16,8 +16,8 @@
 * OpenSceneGraph Public License for more details.
 */
 
-#ifndef OSGSHADOW_VIEWDEPENDENTSHADOWMAP
-#define OSGSHADOW_VIEWDEPENDENTSHADOWMAP 1
+#ifndef COMPONENTS_SCENEUTIL_MWSHADOWTECHNIQUE_H
+#define COMPONENTS_SCENEUTIL_MWSHADOWTECHNIQUE_H 1
 
 #include <osg/Camera>
 #include <osg/Material>
@@ -27,10 +27,10 @@
 
 #include <osgShadow/ShadowTechnique>
 
-namespace osgShadow {
+namespace SceneUtil {
 
     /** ViewDependentShadowMap provides an base implementation of view dependent shadow mapping techniques.*/
-    class OSGSHADOW_EXPORT ViewDependentShadowMap : public ShadowTechnique
+    class OSGSHADOW_EXPORT ViewDependentShadowMap : public osgShadow::ShadowTechnique
     {
     public:
         ViewDependentShadowMap();