diff --git a/Mesh_3/include/CGAL/Mesh_facet_topology.h b/Mesh_3/include/CGAL/Mesh_facet_topology.h
index 2b6ff6ee33f..af660bdd936 100644
--- a/Mesh_3/include/CGAL/Mesh_facet_topology.h
+++ b/Mesh_3/include/CGAL/Mesh_facet_topology.h
@@ -33,8 +33,8 @@ be checked on each surface facet during the mesh refinement process.
 */
 enum Mesh_facet_topology
 {
-  FACET_VERTICES_ON_SURFACE = 1,//!< Each vertex of the facet have
-                                 //!< to be on the surface, on a curve, or on a corner.
+  FACET_VERTICES_ON_SURFACE = 1,//!< Each vertex of the facet has
+                                //!< to be on the surface, on a curve, or on a corner.
   FACET_VERTICES_ON_SAME_SURFACE_PATCH = 2, //!< The three vertices of a facet belonging
                                             //!< to a surface patch `s` have to be on
                                             //!< the same surface patch `s`, on a curve or on a corner.
diff --git a/Mesh_3/include/CGAL/Polygon_mesh_processing/surface_Delaunay_remeshing.h b/Mesh_3/include/CGAL/Polygon_mesh_processing/surface_Delaunay_remeshing.h
index 9d0d158e4f3..024faf7465c 100644
--- a/Mesh_3/include/CGAL/Polygon_mesh_processing/surface_Delaunay_remeshing.h
+++ b/Mesh_3/include/CGAL/Polygon_mesh_processing/surface_Delaunay_remeshing.h
@@ -175,7 +175,7 @@ namespace Polygon_mesh_processing {
 template<typename TriangleMesh
        , typename TriangleMeshOut = TriangleMesh
        , typename NamedParameters = parameters::Default_named_parameters>
-TriangleMesh surface_Delaunay_remeshing(const TriangleMesh& tmesh
+TriangleMeshOut surface_Delaunay_remeshing(const TriangleMesh& tmesh
                                       , const NamedParameters& np = parameters::default_values())
 {
   using parameters::get_parameter;