diff --git a/Polygon/include/CGAL/draw_polygon_2.h b/Polygon/include/CGAL/draw_polygon_2.h
index 1e1618c5da0..3a18d3001ab 100644
--- a/Polygon/include/CGAL/draw_polygon_2.h
+++ b/Polygon/include/CGAL/draw_polygon_2.h
@@ -72,7 +72,7 @@ The real declaration of this function template is:
 <code>
  template<class T, class C, class GSOptions>
 
- void CGAL::add_to_graphics_scene(const Polygon_2<T, C>& p, CGAL::Graphics_scene& gs, const GSOptions& gso);
+ void CGAL::add_to_graphics_scene(const CGAL::Polygon_2<T, C>& p, CGAL::Graphics_scene& gs, const GSOptions& gso);
 </code>
 \cgalAdvancedEnd
 
diff --git a/Polygon/include/CGAL/draw_polygon_with_holes_2.h b/Polygon/include/CGAL/draw_polygon_with_holes_2.h
index 15112bdcb11..0a3174b4e21 100644
--- a/Polygon/include/CGAL/draw_polygon_with_holes_2.h
+++ b/Polygon/include/CGAL/draw_polygon_with_holes_2.h
@@ -72,7 +72,7 @@ The real declaration of this function template is:
 <code>
  template<class T, class C, class GSOptions>
 
- void CGAL::add_to_graphics_scene(const Polygon_with_holes_2<T, C>& ph, CGAL::Graphics_scene& gs, const GSOptions& gso);
+ void CGAL::add_to_graphics_scene(const CGAL::Polygon_with_holes_2<T, C>& ph, CGAL::Graphics_scene& gs, const GSOptions& gso);
 </code>
 \cgalAdvancedEnd