diff --git a/widgets/glWidget/QtBaseViewer.cc b/widgets/glWidget/QtBaseViewer.cc
index 154c09ac186b25fd69f7176aa2490fa5f2d510e1..de80b4963f3db843606ecec06cb8f2a4768f2283 100644
--- a/widgets/glWidget/QtBaseViewer.cc
+++ b/widgets/glWidget/QtBaseViewer.cc
@@ -605,12 +605,12 @@ void glViewer::drawScene_mono()
       }
 
       ACG::SceneGraph::DrawAction action( properties_.drawMode() , false);
-      ACG::SceneGraph::traverse_multipass(sceneGraphRoot_, action, *glstate_, properties_.drawMode() );
+      ACG::SceneGraph::traverse(sceneGraphRoot_, action, *glstate_, properties_.drawMode() );
 
       if( blending_ )
       {
         ACG::SceneGraph::DrawAction action(properties_.drawMode(), true);
-        ACG::SceneGraph::traverse_multipass(sceneGraphRoot_, action, *glstate_, properties_.drawMode());
+        ACG::SceneGraph::traverse(sceneGraphRoot_, action, *glstate_, properties_.drawMode());
       }
 
       if (oM)
@@ -698,7 +698,7 @@ void glViewer::drawScene_mono()
       // do the picking
       glstate_->pick_init (true);
       ACG::SceneGraph::PickAction action(*glstate_, properties_.renderPickingMode(), properties_.drawMode());
-      ACG::SceneGraph::traverse_multipass(sceneGraphRoot_, action,*glstate_);
+      ACG::SceneGraph::traverse(sceneGraphRoot_, action,*glstate_);
 
       glEnable(GL_LIGHTING);
       glEnable(GL_BLEND);
diff --git a/widgets/glWidget/QtBaseViewerPicking.cc b/widgets/glWidget/QtBaseViewerPicking.cc
index 81e75b39f3dc5efde7598fb629335a9aa1589427..8da463c9a77ad54918c0a9d44b4bb474e145e0cd 100644
--- a/widgets/glWidget/QtBaseViewerPicking.cc
+++ b/widgets/glWidget/QtBaseViewerPicking.cc
@@ -184,7 +184,7 @@ int glViewer::pickColor( ACG::SceneGraph::PickTarget _pickTarget,
 
   // do the picking
   ACG::SceneGraph::PickAction action(properties_.glState(), _pickTarget, properties_.drawMode());
-  ACG::SceneGraph::traverse_multipass(sceneGraphRoot_, action,properties_.glState() );
+  ACG::SceneGraph::traverse(sceneGraphRoot_, action,properties_.glState() );
 
   // restore GL state
   glMatrixMode( GL_PROJECTION );
@@ -446,7 +446,7 @@ bool glViewer::pickGL( ACG::SceneGraph::PickTarget _pickTarget,
 
   // do the picking
   ACG::SceneGraph::PickAction action(properties_.glState(), _pickTarget, properties_.drawMode());
-  ACG::SceneGraph::traverse_multipass(sceneGraphRoot_, action, properties_.glState());
+  ACG::SceneGraph::traverse(sceneGraphRoot_, action, properties_.glState());
   int hits = glRenderMode(GL_RENDER);
 
   // restore GL state
@@ -579,7 +579,7 @@ bool glViewer::pick_region( ACG::SceneGraph::PickTarget                _pickTarg
 
   // do the picking
   ACG::SceneGraph::PickAction action(properties_.glState(), _pickTarget, properties_.drawMode());
-  ACG::SceneGraph::traverse_multipass(sceneGraphRoot_, action,properties_.glState());
+  ACG::SceneGraph::traverse(sceneGraphRoot_, action,properties_.glState());
 
   // restore GL state
   glMatrixMode( GL_PROJECTION );