diff --git a/AUTHORS.txt b/AUTHORS.txt
old mode 100644
new mode 100755
index f0df62105..b148da659
--- a/AUTHORS.txt
+++ b/AUTHORS.txt
@@ -11,3 +11,4 @@ Authors ordered by first contribution.
 * Johnny<fengjihu@163.com>
 * karthikeyan<keyanmca@gmail.com>
 * StevenLiu<lq@chinaffmpeg.org>
+* zhengfl<zhengfl_1989@126.com>