diff --git a/web/gui/src/main/webapp/_dev/topojson/countrycodes.html b/web/gui/src/main/webapp/_dev/topojson/countrycodes.html
index 246d9e4..2915240 100644
--- a/web/gui/src/main/webapp/_dev/topojson/countrycodes.html
+++ b/web/gui/src/main/webapp/_dev/topojson/countrycodes.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <!--
  *
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2016-present Open Networking Laboratory
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.