diff --git a/COPYRIGHT b/COPYRIGHT
index 7bdae0845f..c4ea653007 100644
--- a/COPYRIGHT
+++ b/COPYRIGHT
@@ -1,6 +1,6 @@
-Copyright (C) 2010 Open Labs Business Solutions.
-Copyright (C) 2010 Cédric Krier.
-Copyright (C) 2010 B2CK SPRL.
+Copyright (C) 2010-2011 Open Labs Business Solutions.
+Copyright (C) 2010-2011 Cédric Krier.
+Copyright (C) 2010-2011 B2CK SPRL.
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by