diff --git a/Arrangement_on_surface_2/test/Arrangement_on_surface_2/test_traits_adaptor.h b/Arrangement_on_surface_2/test/Arrangement_on_surface_2/test_traits_adaptor.h
index eea3199de9b..621bd3193ac 100644
--- a/Arrangement_on_surface_2/test/Arrangement_on_surface_2/test_traits_adaptor.h
+++ b/Arrangement_on_surface_2/test/Arrangement_on_surface_2/test_traits_adaptor.h
@@ -5,7 +5,7 @@
 
 #include "test_geom_traits.h"
 
-typedef CGAL::Arr_traits_basic_adaptor_2<Base_geom_traits> Geom_traits;
+typedef CGAL::Arr_traits_adaptor_2<Base_geom_traits>       Geom_traits;
 typedef Geom_traits::Point_2                               Point_2;
 typedef Geom_traits::Curve_2                               Curve_2;
 typedef Geom_traits::X_monotone_curve_2                    X_monotone_curve_2;