diff --git a/test/is_abstract_test.cpp b/test/is_abstract_test.cpp
index 71471fd..6e56aa4 100755
--- a/test/is_abstract_test.cpp
+++ b/test/is_abstract_test.cpp
@@ -1,5 +1,5 @@
 
-//  (C) Copyright Pavel Vozenilek 2004. 
+//  (C) Copyright Rani Sharoni,Robert Ramey and Pavel Vozenilek 2004. 
 //  Use, modification and distribution are subject to 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)