diff --git a/Surface_mesh_topology/include/CGAL/Surface_mesh_topology/internal/Minimal_quadrangulation.h b/Surface_mesh_topology/include/CGAL/Surface_mesh_topology/internal/Minimal_quadrangulation.h
index 99101c61e3d..6847890dfdc 100644
--- a/Surface_mesh_topology/include/CGAL/Surface_mesh_topology/internal/Minimal_quadrangulation.h
+++ b/Surface_mesh_topology/include/CGAL/Surface_mesh_topology/internal/Minimal_quadrangulation.h
@@ -578,7 +578,7 @@ public:
 
         auto& p_original = factorization.first;
         p_original.simplify_flips();
-        
+
         auto perturbation = compute_perturbation(p_original);
 
         // Check whether orders form a valid parenthesis expression