diff --git a/include/osgAnimation/MorphGeometry b/include/osgAnimation/MorphGeometry
index 9c87ac681..cf4b06228 100644
--- a/include/osgAnimation/MorphGeometry
+++ b/include/osgAnimation/MorphGeometry
@@ -144,7 +144,7 @@ namespace osgAnimation
         inline bool isDirty()const { return _dirty; }
 
         /** for retrocompatibility */
-        virtual void transformSoftwareMethod(){(*_morphTransformImplementation.get())(*this);}
+        void transformSoftwareMethod(){(*_morphTransformImplementation.get())(*this);}
 
     protected:
         osg::ref_ptr<MorphTransform> _morphTransformImplementation;