diff --git a/Mesh_3/doc/Mesh_3/Concepts/MeshDomainWithFeatures_3.h b/Mesh_3/doc/Mesh_3/Concepts/MeshDomainWithFeatures_3.h
index cd10e4e0abf..90876c7d120 100644
--- a/Mesh_3/doc/Mesh_3/Concepts/MeshDomainWithFeatures_3.h
+++ b/Mesh_3/doc/Mesh_3/Concepts/MeshDomainWithFeatures_3.h
@@ -41,6 +41,11 @@ Numerical type.
 */
 typedef unspecified_type FT;
 
+/*!
+Point type.
+*/
+typedef unspecified_type Point_3;
+
 /*!
 Type of indices for curves (i.e. \f$ 1\f$-dimensional features)
 of the input domain.