diff --git a/apps/openmw/mwrender/sky.cpp b/apps/openmw/mwrender/sky.cpp
index db7e5462e..49c00c33d 100644
--- a/apps/openmw/mwrender/sky.cpp
+++ b/apps/openmw/mwrender/sky.cpp
@@ -8,6 +8,7 @@
 #include <osg/PositionAttitudeTransform>
 #include <osg/TexEnvCombine>
 #include <osg/TexMat>
+#include <osg/Version>
 
 #include <osgParticle/ParticleSystem>
 #include <osgParticle/ParticleSystemUpdater>
@@ -727,7 +728,11 @@ public:
                 if (stateset->getAttribute(osg::StateAttribute::MATERIAL))
                 {
                     SceneUtil::CompositeStateSetUpdater* composite = NULL;
+#if OSG_MIN_VERSION_REQUIRED(3,3,3)
+                    osg::Callback* callback = node.getUpdateCallback();
+#else
                     osg::NodeCallback* callback = node.getUpdateCallback();
+#endif
                     while (callback)
                     {
                         if ((composite = dynamic_cast<SceneUtil::CompositeStateSetUpdater*>(callback)))
diff --git a/components/sceneutil/controller.hpp b/components/sceneutil/controller.hpp
index 0ef1356e7..7399ecad5 100644
--- a/components/sceneutil/controller.hpp
+++ b/components/sceneutil/controller.hpp
@@ -11,6 +11,7 @@ namespace SceneUtil
     class ControllerSource
     {
     public:
+        virtual ~ControllerSource() { }
         virtual float getValue(osg::NodeVisitor* nv) = 0;
     };