diff --git a/doc/xsl/Makefile.in b/doc/xsl/Makefile.in
index 9862bf4d1a..e77194c1ad 100644
--- a/doc/xsl/Makefile.in
+++ b/doc/xsl/Makefile.in
@@ -1,4 +1,4 @@
-# Copyright (C) 2005, 2007, 2012, 2014  Internet Systems Consortium, Inc. ("ISC")
+# Copyright (C) 2005, 2007, 2012, 2014, 2015  Internet Systems Consortium, Inc. ("ISC")
 #
 # Permission to use, copy, modify, and/or distribute this software for any
 # purpose with or without fee is hereby granted, provided that the above