diff --git a/zulip/__init__.py b/zulip/__init__.py
index b2d5f0d..c72fef8 100644
--- a/zulip/__init__.py
+++ b/zulip/__init__.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 
-# Copyright © 2012 Zulip, Inc.
+# Copyright © 2012-2013 Zulip, Inc.
 #
 # Permission is hereby granted, free of charge, to any person obtaining a copy
 # of this software and associated documentation files (the "Software"), to deal