diff --git a/tellcore/constants.py b/tellcore/constants.py
index <HASH>..<HASH> 100644
--- a/tellcore/constants.py
+++ b/tellcore/constants.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2012 Erik Johansson <erik@ejohansson.se>
+# Copyright (c) 2012-2013 Erik Johansson <erik@ejohansson.se>
 # 
 # This program is free software; you can redistribute it and/or
 # modify it under the terms of the GNU General Public License as
diff --git a/test/mocklib.py b/test/mocklib.py
index <HASH>..<HASH> 100644
--- a/test/mocklib.py
+++ b/test/mocklib.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2012 Erik Johansson <erik@ejohansson.se>
+# Copyright (c) 2012-2013 Erik Johansson <erik@ejohansson.se>
 # 
 # This program is free software; you can redistribute it and/or
 # modify it under the terms of the GNU General Public License as
diff --git a/test/test_library.py b/test/test_library.py
index <HASH>..<HASH> 100644
--- a/test/test_library.py
+++ b/test/test_library.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2012 Erik Johansson <erik@ejohansson.se>
+# Copyright (c) 2012-2013 Erik Johansson <erik@ejohansson.se>
 # 
 # This program is free software; you can redistribute it and/or
 # modify it under the terms of the GNU General Public License as
Update copyright year to include <I>