diff --git a/src/osg/AutoTransform.cpp b/src/osg/AutoTransform.cpp
index 01b8936d7..0f9777e74 100644
--- a/src/osg/AutoTransform.cpp
+++ b/src/osg/AutoTransform.cpp
@@ -153,7 +153,7 @@ osg::Matrixd AutoTransform::computeMatrix(const osg::NodeVisitor* nv) const
         {
             double size = 1.0/cs->pixelSize(getPosition(),0.48f);
 
-            //if (_autoScaleTransitionWidthRatio>0.0)
+            if (_autoScaleTransitionWidthRatio>0.0)
             {
                 if (_minimumScale>0.0)
                 {
@@ -185,6 +185,18 @@ osg::Matrixd AutoTransform::computeMatrix(const osg::NodeVisitor* nv) const
                     else if (size>m) size = a + b*size + c*(size*size);
                 }
             }
+            else
+            {
+                if (_minimumScale>0.0 && size<_minimumScale)
+                {
+                    size = _minimumScale;
+                }
+
+                if (_maximumScale<DBL_MAX && size>_maximumScale)
+                {
+                    size = _maximumScale;
+                }
+            }
 
             // TODO setScale(size);
             scale.set(size, size, size);