diff --git a/SMDS_3/include/CGAL/Mesh_complex_3_in_triangulation_3.h b/SMDS_3/include/CGAL/Mesh_complex_3_in_triangulation_3.h
index 021d7fca25d..2d79d8bd435 100644
--- a/SMDS_3/include/CGAL/Mesh_complex_3_in_triangulation_3.h
+++ b/SMDS_3/include/CGAL/Mesh_complex_3_in_triangulation_3.h
@@ -476,7 +476,7 @@ public:
   {
     cell->set_subdomain_index(index);
   }
-  /** sets dimension of vertex \p vertex to \p dimension
+  /** sets the dimension of vertex \p vertex to \p dimension
   */
   void set_dimension(const Vertex_handle& vertex, int dimension) const
   {