diff --git a/BGL/examples/BGL_surface_mesh/shortest_path.cpp b/BGL/examples/BGL_surface_mesh/shortest_path.cpp
index 00ef744d784..3b6bc4c1613 100644
--- a/BGL/examples/BGL_surface_mesh/shortest_path.cpp
+++ b/BGL/examples/BGL_surface_mesh/shortest_path.cpp
@@ -20,7 +20,6 @@ using vertex_descriptor = boost::graph_traits<Mesh>::vertex_descriptor;
 using edge_descriptor = boost::graph_traits<Mesh>::edge_descriptor;
 using halfedge_descriptor = boost::graph_traits<Mesh>::halfedge_descriptor;
 
-namespace PMP = CGAL::Polygon_mesh_processing;
 namespace params = CGAL::parameters;