diff --git a/Polygon_mesh_processing/include/CGAL/Point_inside_polygon_mesh_3.h b/Polygon_mesh_processing/include/CGAL/Point_inside_polygon_mesh_3.h
index c67e2167e60..66dffced6cf 100644
--- a/Polygon_mesh_processing/include/CGAL/Point_inside_polygon_mesh_3.h
+++ b/Polygon_mesh_processing/include/CGAL/Point_inside_polygon_mesh_3.h
@@ -27,7 +27,6 @@
 
 #include <CGAL/AABB_tree.h>
 #include <CGAL/AABB_traits.h>
-#include <CGAL/Triangle_accessor_3.h>
 
 namespace CGAL {