diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index 525462c899..d1cb29536b 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -78,6 +78,7 @@ Ken Friedenbach <kenliz@cruzio.com>
 Ken Thompson <ken@golang.org>
 Kevin Ballard <kevin@sb.org>
 Larry Hosken <lahosken@golang.org>
+Mark Zavislak <zavislak@google.com>
 Maxim Ushakov <ushakov@google.com>
 Michael Elkins <michael.elkins@gmail.com>
 Michael Hoisie <hoisie@gmail.com>