diff --git a/Polygon_mesh_processing/doc/Polygon_mesh_processing/PackageDescription.txt b/Polygon_mesh_processing/doc/Polygon_mesh_processing/PackageDescription.txt
index 5d2addbde92..73f3235d9e0 100644
--- a/Polygon_mesh_processing/doc/Polygon_mesh_processing/PackageDescription.txt
+++ b/Polygon_mesh_processing/doc/Polygon_mesh_processing/PackageDescription.txt
@@ -145,6 +145,7 @@ The page \ref bgl_namedparameters "Named Parameters" describes their usage.
 - `CGAL::Polygon_mesh_processing::reverse_face_orientations()`
 - `CGAL::Polygon_mesh_processing::duplicate_non_manifold_edges_in_polygon_soup()`
 - `CGAL::Polygon_mesh_processing::orient_triangle_soup_with_reference_triangle_mesh()`
+- `CGAL::Polygon_mesh_processing::orient_triangle_soup_with_reference_triangle_soup()`
 - `CGAL::Polygon_mesh_processing::merge_reversible_connected_components()`
 
 \cgalCRPSection{Combinatorial Repairing Functions}