diff --git a/Dockerfile b/Dockerfile
index 2e42d82..273191e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,7 +4,7 @@ ENV GOPROXY https://goproxy.cn
 
 WORKDIR /app
 
-ADD . .
+COPY  . .
 
 RUN sh build.sh