diff --git a/util/copyrights b/util/copyrights
index 8b9e98085c..9fb5962ad2 100644
--- a/util/copyrights
+++ b/util/copyrights
@@ -259,13 +259,13 @@
 ./bin/named/lwdnoop.c				C	2000,2001,2004,2005,2007,2008
 ./bin/named/lwresd.8				MAN	DOCBOOK
 ./bin/named/lwresd.c				C	2000,2001,2002,2003,2004,2005,2006,2007,2008,2009,2012,2015
-./bin/named/lwresd.docbook			SGML	2000,2001,2004,2005,2007,2008,2009,2014
+./bin/named/lwresd.docbook			SGML	2000,2001,2004,2005,2007,2008,2009,2014,2015
 ./bin/named/lwresd.html				HTML	DOCBOOK
 ./bin/named/lwsearch.c				C	2000,2001,2004,2005,2007
 ./bin/named/main.c				C	1999,2000,2001,2002,2003,2004,2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015
 ./bin/named/named.8				MAN	DOCBOOK
 ./bin/named/named.conf.5			MAN	DOCBOOK
-./bin/named/named.conf.docbook			SGML	2004,2005,2006,2007,2008,2009,2010,2011,2013,2014
+./bin/named/named.conf.docbook			SGML	2004,2005,2006,2007,2008,2009,2010,2011,2013,2014,2015
 ./bin/named/named.conf.html			HTML	DOCBOOK
 ./bin/named/named.docbook			SGML	2000,2001,2003,2004,2005,2006,2007,2008,2009,2011,2013,2014,2015
 ./bin/named/named.html				HTML	DOCBOOK