diff --git a/Dockerfile b/Dockerfile
index c563e92..cc5e5d4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,7 +7,7 @@ ADD main.go .
 RUN go build
 
 FROM alpine:edge
-MAINTAINER MiaoWoo<admin@yumc.pw>
+LABEL maintainer="MiaoWoo<admin@yumc.pw>"
 
 ENV LANG C.UTF-8
 WORKDIR /root