diff --git a/Arrangement_on_surface_2/include/CGAL/Arr_polycurve_traits_2.h b/Arrangement_on_surface_2/include/CGAL/Arr_polycurve_traits_2.h
index b09b8f0cc19..ae6d6a18bdd 100644
--- a/Arrangement_on_surface_2/include/CGAL/Arr_polycurve_traits_2.h
+++ b/Arrangement_on_surface_2/include/CGAL/Arr_polycurve_traits_2.h
@@ -349,8 +349,8 @@ public:
         m_poly_traits.subcurve_traits_2()->construct_opposite_2_object();
 #endif
 
-      // Convert the input polycurve to a sequence of CGAL objects, such
-      // that each Object wraps an x-monotone subcurve.
+      // Convert the input polycurve to a sequence of objects, such that
+      // each object wraps an x-monotone subcurve.
       std::vector<Make_x_monotone_subresult> x_seg_objects;
       for (auto its = cv.subcurves_begin(); its != cv.subcurves_end(); ++its)
         make_seg_x_monotone(*its, std::back_inserter(x_seg_objects));