diff --git a/src/osg/AutoTransform.cpp b/src/osg/AutoTransform.cpp
index abac04529..c0c8585b4 100644
--- a/src/osg/AutoTransform.cpp
+++ b/src/osg/AutoTransform.cpp
@@ -194,7 +194,6 @@ BoundingSphere AutoTransform::computeBound() const
 {
     BoundingSphere bsphere;
 
-    float scale( 1.f );
     if ( getAutoScaleToScreen() && _firstTimeToInitEyePoint )
         return bsphere;