diff --git a/example/dot_net_example/distribution_explorer/readme.txt b/example/dot_net_example/distribution_explorer/readme.txt
index d483173d7..04fec50f2 100644
--- a/example/dot_net_example/distribution_explorer/readme.txt
+++ b/example/dot_net_example/distribution_explorer/readme.txt
@@ -3,7 +3,7 @@ Statistical Distribution Explorer
 Paul A. Bristow
 John Maddock
 
-Copyright © 2008 , 2009, 2010, 2012 Paul A. Bristow, John Maddock
+Copyright (C) 2008, 2009, 2010, 2012 Paul A. Bristow, John Maddock
 
 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)