diff --git a/caddy/Dockerfile b/caddy/Dockerfile
index 8d8ade00..aca00cdb 100644
--- a/caddy/Dockerfile
+++ b/caddy/Dockerfile
@@ -1,6 +1,6 @@
 FROM golang
 
-ARG version="0.10.9"
+MAINTAINER Huadong Zuo <admin@zuohuadong.cn>
 
 ARG plugins="git"