diff --git a/Mesh_3/include/CGAL/Mesh_3/experimental/Get_facet_patch_id.h b/Mesh_3/include/CGAL/Mesh_3/experimental/Get_facet_patch_id.h index d85a0e883ca..a555f03ecd4 100644 --- a/Mesh_3/include/CGAL/Mesh_3/experimental/Get_facet_patch_id.h +++ b/Mesh_3/include/CGAL/Mesh_3/experimental/Get_facet_patch_id.h @@ -25,6 +25,7 @@ #include #include +#include #include namespace CGAL { namespace Mesh_3 {