diff --git a/util/copyrights b/util/copyrights
index d4e033d04c..e9d59290de 100644
--- a/util/copyrights
+++ b/util/copyrights
@@ -2339,7 +2339,7 @@
 ./lib/dns/sdlz.c				C.PORTION	1999,2000,2001,2005,2006,2007,2008,2009,2010,2011,2012
 ./lib/dns/soa.c					C	2000,2001,2004,2005,2007,2009
 ./lib/dns/spnego.asn1				X	2006
-./lib/dns/spnego.c				C	2006,2007,2008,2009,2010,2011,2012
+./lib/dns/spnego.c				C	2006,2007,2008,2009,2010,2011,2012,2013
 ./lib/dns/spnego.h				C	2006,2007
 ./lib/dns/spnego_asn1.c				C	2006,2007,2012,2013
 ./lib/dns/spnego_asn1.pl			PERL	2006,2007,2012