diff --git a/Polyhedron/demo/Polyhedron/Plugins/PCA/Basic_generator_plugin.cpp b/Polyhedron/demo/Polyhedron/Plugins/PCA/Basic_generator_plugin.cpp
index 777a1819794..7c9b52e2ef5 100644
--- a/Polyhedron/demo/Polyhedron/Plugins/PCA/Basic_generator_plugin.cpp
+++ b/Polyhedron/demo/Polyhedron/Plugins/PCA/Basic_generator_plugin.cpp
@@ -12,7 +12,7 @@
 #include "Scene_polyhedron_item.h"
 #include "Scene_points_with_normal_item.h"
 #include "Scene_polylines_item.h"
-#include <CGAL/Subdivision_method_3.h>
+#include <CGAL/subdivision_method_3.h>
 #include <CGAL/Kernel_traits.h>
 #include "ui_Basic_generator_widget.h"