diff --git a/AUTHORS.md b/AUTHORS.md
index efe9a10..e376112 100644
--- a/AUTHORS.md
+++ b/AUTHORS.md
@@ -4,7 +4,7 @@
 ## The primary authors are (and/or have been):
 
 * Zhiyi Zhang            <https://zhiyi-zhang.com>
-* Yufeng Zhang            <yufeng@ucla.edu>             
+* Yufeng Zhang            <yufeng@ucla.edu>
 * Alexander Afanasyev    <http://lasr.cs.ucla.edu/afanasyev/index.html>
 * Lixia Zhang            <http://web.cs.ucla.edu/~lixia/>