Updated copyright year.
diff --git a/COPYING b/COPYING
index 807133c..a153cbe 100644
--- a/COPYING
+++ b/COPYING
@@ -1,4 +1,4 @@
-Copyright (c) 2012, Regents of the University of California
+Copyright (c) 2012-2013, Regents of the University of California
 All rights reserved.
 
 Authors of individual source files and components are listed in the