From ec8c01a71949726d307240e74099a26fb1a004e4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Loriot?= <sebastien.loriot@cgal.org>
Date: Tue, 20 Jun 2023 10:48:41 +0200
Subject: [PATCH] add missing include

---
 Alpha_shapes_2/include/CGAL/Alpha_shape_vertex_base_2.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Alpha_shapes_2/include/CGAL/Alpha_shape_vertex_base_2.h b/Alpha_shapes_2/include/CGAL/Alpha_shape_vertex_base_2.h
index e96dfaa5fcbf..919fec145ec4 100644
--- a/Alpha_shapes_2/include/CGAL/Alpha_shape_vertex_base_2.h
+++ b/Alpha_shapes_2/include/CGAL/Alpha_shape_vertex_base_2.h
@@ -19,6 +19,7 @@
 #include <utility>
 #include <CGAL/Triangulation_vertex_base_2.h>
 #include <CGAL/Alpha_shapes_2/internal/Lazy_alpha_nt_2.h>
+#include <CGAL/Default.h>
 
 //-------------------------------------------------------------------
 namespace CGAL {