diff --git a/Circular_kernel_3/examples/Circular_kernel_3/example_Circular_kernel_3.C b/Circular_kernel_3/examples/Circular_kernel_3/example_Circular_kernel_3.C
index 1619a29edea..731f4cc137c 100644
--- a/Circular_kernel_3/examples/Circular_kernel_3/example_Circular_kernel_3.C
+++ b/Circular_kernel_3/examples/Circular_kernel_3/example_Circular_kernel_3.C
@@ -1,3 +1,29 @@
+// Copyright (c) 2005-2006  INRIA Sophia-Antipolis (France).
+// All rights reserved.
+//
+// This file is part of CGAL (www.cgal.org); you may redistribute it under
+// the terms of the Q Public License version 1.0.
+// See the file LICENSE.QPL distributed with CGAL.
+//
+// Licensees holding a valid commercial license may use this file in
+// accordance with the commercial license agreement provided with the software.
+//
+// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+//
+// Partially supported by the IST Programme of the EU as a Shared-cost
+// RTD (FET Open) Project under Contract No  IST-2000-26473 
+// (ECG - Effective Computational Geometry for Curves and Surfaces) 
+// and a STREP (FET Open) Project under Contract No  IST-006413 
+// (ACS -- Algorithms for Complex Shapes)
+//
+// $URL: $
+// $Id: $
+//
+// Author(s) : Monique Teillaud <Monique.Teillaud@sophia.inria.fr>
+//             Sylvain Pion     <Sylvain.Pion@sophia.inria.fr>
+//             Pedro Machado    <tashimir@gmail.com>
+
 #include <CGAL/basic.h>
 #include <CGAL/Cartesian.h>
 #include <CGAL/Spherical_kernel_3.h>