diff --git a/README.mkdn b/README.mkdn
index 977d914da..8a7fadaf7 100644
--- a/README.mkdn
+++ b/README.mkdn
@@ -41,4 +41,5 @@ Thanks to the following people for making this possible
 - John Reilly
 - Luke Redpath
 - Noah (ngage)
+- Sean O'Brien
 - Tekkub Stoutwrithe