diff --git a/Surface_mesh_simplification/include/CGAL/internal/robust_cross_product.h b/Surface_mesh_simplification/include/CGAL/internal/robust_cross_product.h
index 9dbb4f460ef..ea3b05fbcd2 100644
--- a/Surface_mesh_simplification/include/CGAL/internal/robust_cross_product.h
+++ b/Surface_mesh_simplification/include/CGAL/internal/robust_cross_product.h
@@ -18,7 +18,7 @@
 
 namespace CGAL::Surface_mesh_simplification::internal{
 
-// a*b - c*d
+  // a*b - c*d
   // The next two functions are from https://stackoverflow.com/questions/63665010/accurate-floating-point-computation-of-the-sum-and-difference-of-two-products
   inline double diff_of_products_kahan(const double a, const double b, const double c, const double d)
   {
diff --git a/Surface_mesh_simplification/test/Surface_mesh_simplification/data/issue_8213.off b/Surface_mesh_simplification/test/Surface_mesh_simplification/data/issue_8213.off
index 4669828bf08..14e2cf1fbe3 100644
--- a/Surface_mesh_simplification/test/Surface_mesh_simplification/data/issue_8213.off
+++ b/Surface_mesh_simplification/test/Surface_mesh_simplification/data/issue_8213.off
@@ -1,16 +1,13 @@
 OFF
 5 4 0
 
-  0.60153250345565623 3.2925554343503594 -0.93390733763467004
-  0.50125687092531912 3.266008536541555 -0.80580753798383942
-  0.57499779785916183 3.2558452065056969 -0.97860403852322797
-  0.56586410588624558 3.2541065339825863 -0.99341202997519495
-  0.56756366821062887 3.2478315549358072 -0.99100621040927039
-
- 3    0 1 2
- 3    1 3 2
- 3    1 0 3
- 3    0 4 3
-
-
+0.60153250345565623 3.2925554343503594 -0.93390733763467004
+0.50125687092531912 3.266008536541555 -0.80580753798383942
+0.57499779785916183 3.2558452065056969 -0.97860403852322797
+0.56586410588624558 3.2541065339825863 -0.99341202997519495
+0.56756366821062887 3.2478315549358072 -0.99100621040927039
 
+3    0 1 2
+3    1 3 2
+3    1 0 3
+3    0 4 3
diff --git a/Surface_mesh_simplification/test/Surface_mesh_simplification/issue_8213.cpp b/Surface_mesh_simplification/test/Surface_mesh_simplification/issue_8213.cpp
index d8bd43e4a74..24f89279cf8 100644
--- a/Surface_mesh_simplification/test/Surface_mesh_simplification/issue_8213.cpp
+++ b/Surface_mesh_simplification/test/Surface_mesh_simplification/issue_8213.cpp
@@ -3,8 +3,6 @@
 
 #include <CGAL/Surface_mesh.h>
 
-CGAL::Bbox_3 bbox_g;
-double max_bbox_g;
 #define CGAL_CHECK_EXPENSIVE
 
 #define CGAL_SURFACE_SIMPLIFICATION_ENABLE_TRACE 5
@@ -17,7 +15,6 @@ void Surface_simplification_external_trace(const std::string& s)
 
 #include <CGAL/Surface_mesh_simplification/edge_collapse.h>
 #include <CGAL/Surface_mesh_simplification/Policies/Edge_collapse/Bounded_normal_change_filter.h>
-// #include <CGAL/Surface_mesh_simplification/Policies/Edge_collapse/Bounding_box_filter.h>
 #include <CGAL/Surface_mesh_simplification/Policies/Edge_collapse/Face_count_stop_predicate.h>
 #include <CGAL/Surface_mesh_simplification/Policies/Edge_collapse/LindstromTurk_cost.h>
 #include <CGAL/Surface_mesh_simplification/Policies/Edge_collapse/LindstromTurk_placement.h>
@@ -50,20 +47,15 @@ int main(int argc, char** argv)
     return EXIT_FAILURE;
   }
 
-  auto bb=PMP::bbox(sm);
+  CGAL::Bbox_3 bb = PMP::bbox(sm);
   std::cout << "Bbox:" << bb << std::endl;
   std::cout << "Input mesh has " << num_vertices(sm) << " vertices" << std::endl;
   std::cout << "Input mesh has " << num_faces(sm) << " faces" << std::endl;
 
-
   SMS::Face_count_stop_predicate<Surface_mesh> stop(1);
-   SMS::edge_collapse(
-    sm,
-    stop,
-    CGAL::parameters::
-      //  filter(SMS::Bounded_normal_change_filter<>())  //<SMS::Bounding_box_filter<>>(SMS::Bounding_box_filter<>()))
-      get_cost(SMS::LindstromTurk_cost<Surface_mesh>())
-      .get_placement(SMS::LindstromTurk_placement<Surface_mesh>())
+   SMS::edge_collapse(sm, stop, 
+                      CGAL::parameters::get_cost(SMS::LindstromTurk_cost<Surface_mesh>())
+                                       .get_placement(SMS::LindstromTurk_placement<Surface_mesh>())
     );
   CGAL::IO::write_OFF(std::cout, sm, CGAL::parameters::stream_precision(17));