diff --git a/README b/README
index 67f247f..e8ab478 100644
--- a/README
+++ b/README
@@ -27,8 +27,8 @@ Silas Boyd-Wickizer, Mike CAT, Nelson Elhage, Nathaniel Filardo, Peter
 Froehlich, Yakir Goaran, Shivam Handa, Bryan Henry, Jim Huang, Anders Kaseorg,
 kehao95, Eddie Kohler, Imbar Marinescu, Yandong Mao, Hitoshi Mitake, Carmi
 Merimovich, Joel Nider, Greg Price, Ayan Shafqat, Eldar Sehayek, Yongming Shen,
-Cam Tenny, Rafael Ubal, Warren Toomey, Stephen Tu, Pablo Ventura, Keiichi
-Watanabe, Nicolas Wolovick, Jindong Zhang, and and Zou Chang Wei.
+Cam Tenny, Rafael Ubal, Warren Toomey, Stephen Tu, Pablo Ventura, Xi Wang,
+Keiichi Watanabe, Nicolas Wolovick, Jindong Zhang, and Zou Chang Wei.
 
 The code in the files that constitute xv6 is
 Copyright 2006-2016 Frans Kaashoek, Robert Morris, and Russ Cox.