diff --git a/src/tools/qt4.jam b/src/tools/qt4.jam
index eb35658b1..6872cd63f 100644
--- a/src/tools/qt4.jam
+++ b/src/tools/qt4.jam
@@ -1,5 +1,7 @@
-# Copyright 2002 Vladimir Prus 
+# Copyright 2002-2006 Vladimir Prus 
 # Copyright 2005 Alo Sarv
+# Copyright 2005-2006 Juergen Hunold
+#
 # Distributed under the Boost Software License, Version 1.0. (See
 # accompanying file LICENSE_1_0.txt or copy at
 # http://www.boost.org/LICENSE_1_0.txt)