diff --git a/examples/ip_rounting_experiment.py b/examples/ip_rounting_experiment.py
index 8237b9b..7f3829f 100644
--- a/examples/ip_rounting_experiment.py
+++ b/examples/ip_rounting_experiment.py
@@ -1,6 +1,6 @@
 # -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
 #
-# Copyright (C) 2015-2019, The University of Memphis,
+# Copyright (C) 2015-2020, The University of Memphis,
 #                          Arizona Board of Regents,
 #                          Regents of the University of California.
 #