diff --git a/README b/README
index 2d743fc..f87c751 100644
--- a/README
+++ b/README
@@ -30,9 +30,12 @@ Masaki Fukushima <fukusima@goto.info.waseda.ac.jp>
 * Modifications by
 Andrew Hobson <ahobson@gmail.com>
 
-* Ruby 1.9.2 support by
+* OS X and Ruby 1.9.2 support by
 Tim Jarratt <tjarratt@gmail.com>
 
+* Performance Improvements and other great contributes by
+Ilya Maykov
+
 ruby-pcap is copyrighted free software by Masaki Fukushima.
 
 You can redistribute it and/or modify it under the terms of