update copyright notice

diff --git a/lib/dns/tests/zonemgr_test.c b/lib/dns/tests/zonemgr_test.c
index 104f491ed78d2220d41af39aa2a9612fdfd4f817..1699d70c42ea04b225daa37b85ab8143827567db 100644 (file)
--- a/lib/dns/tests/zonemgr_test.c
+++ b/lib/dns/tests/zonemgr_test.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011, 2012  Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (C) 2011-2013  Internet Systems Consortium, Inc. ("ISC")
  *
  * Permission to use, copy, modify, and/or distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above