diff --git a/Packages/Segment_Voronoi_diagram_2/demo/Segment_Voronoi_diagram_2/qt_layers.h b/Packages/Segment_Voronoi_diagram_2/demo/Segment_Voronoi_diagram_2/qt_layers.h
index a4a88f0cefd..ba536575ada 100644
--- a/Packages/Segment_Voronoi_diagram_2/demo/Segment_Voronoi_diagram_2/qt_layers.h
+++ b/Packages/Segment_Voronoi_diagram_2/demo/Segment_Voronoi_diagram_2/qt_layers.h
@@ -15,7 +15,7 @@ public:
     *widget << CGAL::BLUE;
     *widget << CGAL::PointSize(3);
     *widget << CGAL::LineWidth(3);
-    svd.draw_primal(*widget);
+    svd.draw_dual(*widget);
   }
 
 };
diff --git a/Packages/Segment_Voronoi_diagram_2/demo/Segment_Voronoi_diagram_2/segment_Voronoi_diagram_2.C b/Packages/Segment_Voronoi_diagram_2/demo/Segment_Voronoi_diagram_2/segment_Voronoi_diagram_2.C
index 643351f3e22..0d80d9ce2ba 100644
--- a/Packages/Segment_Voronoi_diagram_2/demo/Segment_Voronoi_diagram_2/segment_Voronoi_diagram_2.C
+++ b/Packages/Segment_Voronoi_diagram_2/demo/Segment_Voronoi_diagram_2/segment_Voronoi_diagram_2.C
@@ -430,7 +430,12 @@ private slots:
     std::ofstream f(fileName);
     assert( f );
     f.precision(18);
-    svd.write_sites(f);
+    SVD_2::Finite_vertices_iterator vit;
+    for (vit = svd.finite_vertices_begin();
+	 vit != svd.finite_vertices_end(); ++vit) {
+      f << vit->site() << std::endl;
+    }
+    //    svd.write_sites(f);
   }
 
   void print_screen()