diff --git a/Solver_interface/include/CGAL/Accelerate_solver_traits.h b/Solver_interface/include/CGAL/Accelerate_solver_traits.h
index 33c375b9b35..b6ba54dd723 100644
--- a/Solver_interface/include/CGAL/Accelerate_solver_traits.h
+++ b/Solver_interface/include/CGAL/Accelerate_solver_traits.h
@@ -42,6 +42,7 @@ public:
    bool linear_solver(const Matrix& A, const Vector& B, Vector& X, NT& D)
   {
     A.assemble_matrix();
+    std::cout << " A.solve()" << std::endl;
     A.solve(B, X);
     X.copy_back();
     D = 1; // Accelerate does not support homogeneous coordinates
diff --git a/Surface_mesh_parameterization/include/CGAL/Surface_mesh_parameterization/Fixed_border_parameterizer_3.h b/Surface_mesh_parameterization/include/CGAL/Surface_mesh_parameterization/Fixed_border_parameterizer_3.h
index cf938045da4..513dccaa02d 100644
--- a/Surface_mesh_parameterization/include/CGAL/Surface_mesh_parameterization/Fixed_border_parameterizer_3.h
+++ b/Surface_mesh_parameterization/include/CGAL/Surface_mesh_parameterization/Fixed_border_parameterizer_3.h
@@ -276,7 +276,8 @@ public:
 
     if(status != OK)
         return status;
-
+    std::cout << "Xu: " << Xu[120] << std::endl;
+    std::cout << "Xv: " << Xv[120] << std::endl;
     // WARNING: this package does not support homogeneous coordinates!
     CGAL_assertion(Du == 1.0);
     CGAL_assertion(Dv == 1.0);