diff --git a/Arrangement_on_surface_2/doc/Arrangement_on_surface_2/CGAL/Arr_vertical_decomposition_2.h b/Arrangement_on_surface_2/doc/Arrangement_on_surface_2/CGAL/Arr_vertical_decomposition_2.h
index 09f2ad4e5d2..15631d265e3 100644
--- a/Arrangement_on_surface_2/doc/Arrangement_on_surface_2/CGAL/Arr_vertical_decomposition_2.h
+++ b/Arrangement_on_surface_2/doc/Arrangement_on_surface_2/CGAL/Arr_vertical_decomposition_2.h
@@ -42,9 +42,7 @@ namespace CGAL {
  * `std::pair<Arrangement_on_surface_2::Vertex_const_handle,
  *            std::pair<std::optional<Type,std::optional<Type>>>`,
  * where `Type` is
- * `std::variant<Arrangement_on_surface_2::Vertex_const_handle,
- *               Arrangement_on_surface_2::Halfedge_const_handle,
- *               Arrangement_on_surface_2::Face_const_handle>`.
+ * `std::variant<Arrangement_on_surface_2::Vertex_const_handle, Arrangement_on_surface_2::Halfedge_const_handle, Arrangement_on_surface_2::Face_const_handle>`.
  */
 template <typename Traits, typename TopologyTraits, typename OutputIterator>
 OutputIterator
diff --git a/Arrangement_on_surface_2/doc/Arrangement_on_surface_2/CGAL/Arrangement_on_surface_2.h b/Arrangement_on_surface_2/doc/Arrangement_on_surface_2/CGAL/Arrangement_on_surface_2.h
index 48485644ade..5886ce3f19d 100644
--- a/Arrangement_on_surface_2/doc/Arrangement_on_surface_2/CGAL/Arrangement_on_surface_2.h
+++ b/Arrangement_on_surface_2/doc/Arrangement_on_surface_2/CGAL/Arrangement_on_surface_2.h
@@ -1321,9 +1321,7 @@ bool remove_vertex
  * \pre The point-location object `pl`, must model the
  *      `ArrangementPointLocation_2` concept.
  * \pre Dereferencing `oi` must yield a polymorphic object of type
- *      `std::variant<Arrangement_on_surface_2::Vertex_handle,
- *                    Arrangement_on_surface_2::Halfedge_handle,
- *                    Arrangement_on_surface_2::Face_handle>`.
+ *      `std::variant<Arrangement_on_surface_2::Vertex_handle, Arrangement_on_surface_2::Halfedge_handle, Arrangement_on_surface_2::Face_handle>`.
  *
  * \cgalHeading{Requirements}
  */