diff --git a/AUTHORS b/AUTHORS
index 3f0d39d3..4da96643 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -22,6 +22,7 @@ Alexis La Goutte
 Amir Pakdel
 Anders Bakken
 Andreas Pohl
+Andrew Penkrat
 Andy Davies
 Angus Gratton
 Anna Henningsen
@@ -80,6 +81,7 @@ Piotr Sikora
 Raul Gutierrez Segales
 Remo E
 Reza Tavakoli
+Richard Wolfert
 Rick Lei
 Ross Smith II
 Scott Mitchell
@@ -104,6 +106,7 @@ Viacheslav Biriukov
 Viktor Szakats
 Viktor Szépe
 Wenfeng Liu
+William A Rowe Jr
 Xiaoguang Sun
 Zhuoyun Wei
 acesso