diff --git a/AUTHORS b/AUTHORS
index 7f00f91f1..85d117f31 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -16,3 +16,4 @@ Original Authors "mruby developers" are:
    Koji Yoshioka
    Jun Hiroe
    Narihiro Nakamura
+   Yuichi Nishiwaki