diff --git a/bin/tests/system/checkconf/good-response-dot.conf b/bin/tests/system/checkconf/good-response-dot.conf
index 5c348eb60a..828c517963 100644
--- a/bin/tests/system/checkconf/good-response-dot.conf
+++ b/bin/tests/system/checkconf/good-response-dot.conf
@@ -1,9 +1,17 @@
 /*
- * Copyright (C) 2016  Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (C) 2017  Internet Systems Consortium, Inc. ("ISC")
  *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+ * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+ * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+ * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
  */
 
 zone "example.com." {
diff --git a/lib/bind9/check.c b/lib/bind9/check.c
index 3888517a97..665fdd9f6e 100644
--- a/lib/bind9/check.c
+++ b/lib/bind9/check.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2004-2016  Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (C) 2004-2017  Internet Systems Consortium, Inc. ("ISC")
  * Copyright (C) 2001-2003  Internet Software Consortium.
  *
  * Permission to use, copy, modify, and/or distribute this software for any