diff --git a/Packages/Convex_hull_3/changes.txt b/Packages/Convex_hull_3/changes.txt
index f9063dd79c6..98c585f01e2 100644
--- a/Packages/Convex_hull_3/changes.txt
+++ b/Packages/Convex_hull_3/changes.txt
@@ -1,3 +1,6 @@
+Version 2.54 (09 February 2004) [rursu]
+- updated headers in examples
+
 2.53 (18 Jan 2004)
 - Remove obsolete workaround CGAL_CFG_FUNCTION_OVERLOAD_BUG.
 - Rename CH_NO_POSTCONDITIONS to CGAL_CH_NO_POSTCONDITIONS.
diff --git a/Packages/Convex_hull_3/examples/Convex_hull_3/dynamic_hull_3_ex.C b/Packages/Convex_hull_3/examples/Convex_hull_3/dynamic_hull_3_ex.C
index daaac733fe7..6ce3eadc0b5 100644
--- a/Packages/Convex_hull_3/examples/Convex_hull_3/dynamic_hull_3_ex.C
+++ b/Packages/Convex_hull_3/examples/Convex_hull_3/dynamic_hull_3_ex.C
@@ -1,3 +1,9 @@
+// Copyright (c) 2001  Max-Planck-Institute Saarbruecken (Germany).
+// All rights reserved.
+//
+// This file is part of an example program for CGAL.  This example
+// program may be used, distributed and modified without limitation.
+//
 // file: examples/Convex_hull_3/dynamic_hull_3_ex.C
 
 
diff --git a/Packages/Convex_hull_3/examples/Convex_hull_3/incremental_hull_3_ex.C b/Packages/Convex_hull_3/examples/Convex_hull_3/incremental_hull_3_ex.C
index a7794a3aad9..e8607d65235 100644
--- a/Packages/Convex_hull_3/examples/Convex_hull_3/incremental_hull_3_ex.C
+++ b/Packages/Convex_hull_3/examples/Convex_hull_3/incremental_hull_3_ex.C
@@ -1,3 +1,8 @@
+// Copyright (c) 2001  Max-Planck-Institute Saarbruecken (Germany).
+// All rights reserved.
+//
+// This file is part of an example program for CGAL.  This example
+// program may be used, distributed and modified without limitation.
 //
 // file: examples/Convex_hull_3/incremental_hull_3_ex.C
 //
diff --git a/Packages/Convex_hull_3/examples/Convex_hull_3/quickhull_3_ex.C b/Packages/Convex_hull_3/examples/Convex_hull_3/quickhull_3_ex.C
index 9a1f5af3425..8fdae47b959 100644
--- a/Packages/Convex_hull_3/examples/Convex_hull_3/quickhull_3_ex.C
+++ b/Packages/Convex_hull_3/examples/Convex_hull_3/quickhull_3_ex.C
@@ -1,3 +1,8 @@
+// Copyright (c) 2001  Max-Planck-Institute Saarbruecken (Germany).
+// All rights reserved.
+//
+// This file is part of an example program for CGAL.  This example
+// program may be used, distributed and modified without limitation.
 //
 // file: examples/Convex_hull_3/ch_quickhull_3_ex.C
 //