diff --git a/include/boost/iterator_adaptors.hpp b/include/boost/iterator_adaptors.hpp
index 6d876e7..7058153 100644
--- a/include/boost/iterator_adaptors.hpp
+++ b/include/boost/iterator_adaptors.hpp
@@ -1,13 +1,10 @@
-// Permission to copy, use, modify,
-// sell and distribute this software is granted provided this
-// copyright notice appears in all copies. This software is provided
-// "as is" without express or implied warranty, and with no claim as
-// to its suitability for any purpose.
-
-#ifndef BOOST_ITERATOR_ADAPTOR_13062003HK_HPP
-#define BOOST_ITERATOR_ADAPTOR_13062003HK_HPP
+// Copyright David Abrahams 2004. 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)
+#ifndef ITERATOR_ADAPTORS_DWA2004725_HPP
+# define ITERATOR_ADAPTORS_DWA2004725_HPP
 
 #define BOOST_ITERATOR_ADAPTORS_VERSION 0x0200
 #include <boost/iterator/iterator_adaptor.hpp>
 
-#endif // BOOST_ITERATOR_ADAPTOR_13062003HK_HPP
+#endif // ITERATOR_ADAPTORS_DWA2004725_HPP