diff --git a/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/bbox.h b/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/bbox.h
index a683e80a3bc..f13f6bffe40 100644
--- a/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/bbox.h
+++ b/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/bbox.h
@@ -33,6 +33,11 @@
 #include <CGAL/Polygon_mesh_processing/internal/named_params_helper.h>
 
 
+#ifdef DOXYGEN_RUNNING
+#define CGAL_PMP_NP_TEMPLATE_PARAMETERS NamedParameters
+#define CGAL_PMP_NP_CLASS NamedParameters
+#endif
+
 #ifdef DOXYGEN_RUNNING
 #define CGAL_PMP_NP_TEMPLATE_PARAMETERS NamedParameters
 #define CGAL_PMP_NP_CLASS NamedParameters