diff --git a/util/copyrights b/util/copyrights
index 12af4428ea..78571b71f2 100644
--- a/util/copyrights
+++ b/util/copyrights
@@ -1810,7 +1810,7 @@
 ./bin/tests/system/rndc/ns2/named.conf		CONF-C	2011,2012,2013
 ./bin/tests/system/rndc/ns2/secondkey.conf	CONF-C	2012,2013
 ./bin/tests/system/rndc/ns3/named.conf		CONF-C	2012,2013
-./bin/tests/system/rndc/ns4/named.conf.in	CONF-C	2013,2014
+./bin/tests/system/rndc/ns4/named.conf.in	CONF-C	2013,2014,2015
 ./bin/tests/system/rndc/setup.sh		SH	2011,2012,2013,2014
 ./bin/tests/system/rndc/tests.sh		SH	2011,2012,2013,2014,2015
 ./bin/tests/system/rpz/.gitignore		X	2012