diff --git a/util/copyrights b/util/copyrights
index eb608a8bea..f0205f92ae 100644
--- a/util/copyrights
+++ b/util/copyrights
@@ -3967,7 +3967,7 @@
 ./lib/isc/tests/counter_test.c			C	2014,2016
 ./lib/isc/tests/errno_test.c			C	2016
 ./lib/isc/tests/file_test.c			C	2014,2016,2017
-./lib/isc/tests/hash_test.c			C	2011,2012,2013,2014,2015,2016,2017
+./lib/isc/tests/hash_test.c			C	2011,2012,2013,2014,2015,2016,2017,2018
 ./lib/isc/tests/heap_test.c			C	2017
 ./lib/isc/tests/ht_test.c			C	2016,2017
 ./lib/isc/tests/inet_ntop_test.c		C	2017
@@ -4010,7 +4010,7 @@
 ./lib/isc/unix/include/Makefile.in		MAKE	1998,1999,2000,2001,2004,2007,2012,2014,2016
 ./lib/isc/unix/include/isc/Makefile.in		MAKE	1998,1999,2000,2001,2004,2007,2012,2013,2014,2015,2016
 ./lib/isc/unix/include/isc/dir.h		C	1999,2000,2001,2004,2005,2007,2016
-./lib/isc/unix/include/isc/int.h		C	1999,2000,2001,2004,2005,2007,2016
+./lib/isc/unix/include/isc/int.h		C	1999,2000,2001,2004,2005,2007,2016,2018
 ./lib/isc/unix/include/isc/keyboard.h		C	2000,2001,2004,2005,2007,2016
 ./lib/isc/unix/include/isc/net.h		C	1999,2000,2001,2002,2003,2004,2005,2007,2008,2012,2013,2014,2016,2017
 ./lib/isc/unix/include/isc/netdb.h		C	1999,2000,2001,2004,2005,2007,2016