diff --git a/stateful/definition.py b/stateful/definition.py
index 8afb82c..1c3d8c6 100644
--- a/stateful/definition.py
+++ b/stateful/definition.py
@@ -1,5 +1,5 @@
 #
-#  Copyright (c) 2007 Helmut Merz helmutm@cy55.de
+#  Copyright (c) 2013 Helmut Merz helmutm@cy55.de
 #
 #  This program is free software; you can redistribute it and/or modify
 #  it under the terms of the GNU General Public License as published by
@@ -18,8 +18,6 @@
 
 """
 State definition implementation.
-
-$Id$
 """
 
 from zope.interface import implements