diff --git a/Mesh_3/examples/Mesh_3/mesh_cubes_intersection.cpp b/Mesh_3/examples/Mesh_3/mesh_cubes_intersection.cpp
index e79e3634ab1..c9fe2896b14 100644
--- a/Mesh_3/examples/Mesh_3/mesh_cubes_intersection.cpp
+++ b/Mesh_3/examples/Mesh_3/mesh_cubes_intersection.cpp
@@ -81,7 +81,7 @@ int main()
       cell_radius_edge_ratio = 2, cell_size = 0.4);
 
   // Mesh generation
-  C3t3 c3t3 = CGAL::make_mesh_3<C3t3>(domain, criteria, exude_param = no_exude(), perturb_param = no_perturb());
+  C3t3 c3t3 = CGAL::make_mesh_3<C3t3>(domain, criteria, no_exude(), no_perturb());
 
   // Perturbation (maximum cpu time: 10s, targeted dihedral angle: default)
   CGAL::perturb_mesh_3(c3t3, domain, time_limit = 10);
diff --git a/Mesh_3/examples/Mesh_3/mesh_hybrid_mesh_domain.cpp b/Mesh_3/examples/Mesh_3/mesh_hybrid_mesh_domain.cpp
index 8bac578a112..c638395342c 100644
--- a/Mesh_3/examples/Mesh_3/mesh_hybrid_mesh_domain.cpp
+++ b/Mesh_3/examples/Mesh_3/mesh_hybrid_mesh_domain.cpp
@@ -240,7 +240,7 @@ int main()
 
   // Mesh generation (without optimization)
   C3t3 c3t3 = CGAL::make_mesh_3<C3t3>(domain, criteria,
-                                       no_perturb(), no_exude());
+                                      no_perturb(), no_exude());
 
   // Output
   dump_c3t3(c3t3, "out");
diff --git a/Periodic_3_mesh_3/examples/Periodic_3_mesh_3/mesh_implicit_shape_with_features.cpp b/Periodic_3_mesh_3/examples/Periodic_3_mesh_3/mesh_implicit_shape_with_features.cpp
index 6b608a5bda1..680b0153c95 100644
--- a/Periodic_3_mesh_3/examples/Periodic_3_mesh_3/mesh_implicit_shape_with_features.cpp
+++ b/Periodic_3_mesh_3/examples/Periodic_3_mesh_3/mesh_implicit_shape_with_features.cpp
@@ -109,7 +109,7 @@ int main(int argc, char** argv)
 
   // Mesh generation WITHOUT feature preservation (and no optimizers)
   C3t3 c3t3 = CGAL::make_periodic_3_mesh_3<C3t3>(domain, criteria, no_features(),
-                                                 no_exude(), perturb_param = no_perturb());
+                                                 no_exude(), no_perturb());
   std::ofstream medit_file("output_implicit_shape_without_protection.mesh");
   CGAL::IO::output_periodic_mesh_to_medit(medit_file, c3t3, number_of_copies_in_output);
 
diff --git a/Periodic_3_mesh_3/examples/Periodic_3_mesh_3/mesh_implicit_shape_with_optimizers.cpp b/Periodic_3_mesh_3/examples/Periodic_3_mesh_3/mesh_implicit_shape_with_optimizers.cpp
index 9318df4c689..3d2c42a4c4e 100644
--- a/Periodic_3_mesh_3/examples/Periodic_3_mesh_3/mesh_implicit_shape_with_optimizers.cpp
+++ b/Periodic_3_mesh_3/examples/Periodic_3_mesh_3/mesh_implicit_shape_with_optimizers.cpp
@@ -70,7 +70,7 @@ int main(int argc, char** argv)
 
   // Mesh generation with optimizers
   C3t3 c3t3 = CGAL::make_periodic_3_mesh_3<C3t3>(domain, criteria,
-                                                 odt_param = odt(convergence=0.03, freeze_bound=0.02, time_limit=30),
+                                                 odt(convergence=0.03, freeze_bound=0.02, time_limit=30),
                                                  lloyd(max_iteration_number=10),
                                                  perturb(sliver_bound=10, time_limit=30),
                                                  exude(sliver_bound=10, time_limit=0));