diff --git a/util/copyrights b/util/copyrights
index ff6b4c445b..1110e77e81 100644
--- a/util/copyrights
+++ b/util/copyrights
@@ -2512,7 +2512,7 @@
 ./lib/dns/include/dns/name.h			C	1998,1999,2000,2001,2002,2003,2004,2005,2006,2007,2009,2010,2011,2012,2013
 ./lib/dns/include/dns/ncache.h			C	1999,2000,2001,2002,2004,2005,2006,2007,2008,2009,2010,2013
 ./lib/dns/include/dns/nsec.h			C	1999,2000,2001,2003,2004,2005,2006,2007,2008,2011,2012
-./lib/dns/include/dns/nsec3.h			C	2008,2009,2010,2011,2012
+./lib/dns/include/dns/nsec3.h			C	2008,2009,2010,2011,2012,2013
 ./lib/dns/include/dns/opcode.h			C	2002,2004,2005,2006,2007
 ./lib/dns/include/dns/order.h			C	2002,2004,2005,2006,2007
 ./lib/dns/include/dns/peer.h			C	2000,2001,2003,2004,2005,2006,2007,2008,2009,2013