diff --git a/README.md b/README.md
index 5c5e932..3409e17 100644
--- a/README.md
+++ b/README.md
@@ -86,7 +86,8 @@ License
 
 (The MIT License)
 
-Copyright (c) 2009-2014 Sorin Ionescu and contributors.
+Copyright (c) 2009-2011 Robby Russell and contributors.
+Copyright (c) 2011-2014 Sorin Ionescu and contributors.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of
 this software and associated documentation files (the "Software"), to deal in