diff --git a/Optimal_bounding_box/include/CGAL/Optimal_bounding_box/oriented_bounding_box.h b/Optimal_bounding_box/include/CGAL/Optimal_bounding_box/oriented_bounding_box.h
index 4cfe1770c1b..6253c629fe4 100644
--- a/Optimal_bounding_box/include/CGAL/Optimal_bounding_box/oriented_bounding_box.h
+++ b/Optimal_bounding_box/include/CGAL/Optimal_bounding_box/oriented_bounding_box.h
@@ -88,15 +88,17 @@ void construct_oriented_bounding_box(const PointRange& points,
     zmax = (std::max)(rot_pt.z(), zmax);
   }
 
-  obb_points[0] = traits.construct_point_3_object()(xmin, ymin, zmin);
-  obb_points[1] = traits.construct_point_3_object()(xmax, ymin, zmin);
-  obb_points[2] = traits.construct_point_3_object()(xmax, ymax, zmin);
-  obb_points[3] = traits.construct_point_3_object()(xmin, ymax, zmin);
+  const typename Traits::Construct_point_3 cp = traits.construct_point_3_object();
 
-  obb_points[4] = traits.construct_point_3_object()(xmin, ymax, zmax); // see order in make_hexahedron()...
-  obb_points[5] = traits.construct_point_3_object()(xmin, ymin, zmax);
-  obb_points[6] = traits.construct_point_3_object()(xmax, ymin, zmax);
-  obb_points[7] = traits.construct_point_3_object()(xmax, ymax, zmax);
+  obb_points[0] = cp(xmin, ymin, zmin);
+  obb_points[1] = cp(xmax, ymin, zmin);
+  obb_points[2] = cp(xmax, ymax, zmin);
+  obb_points[3] = cp(xmin, ymax, zmin);
+
+  obb_points[4] = cp(xmin, ymax, zmax); // see order in make_hexahedron()...
+  obb_points[5] = cp(xmin, ymin, zmax);
+  obb_points[6] = cp(xmax, ymin, zmax);
+  obb_points[7] = cp(xmax, ymax, zmax);
 
   // Apply the inverse rotation to the rotated axis aligned bounding box
   for(std::size_t i=0; i<8; ++i)