diff --git a/Dockerfile b/Dockerfile
index b9897bf..d6dcb09 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,10 +1,12 @@
-FROM golang:alpine
-RUN mkdir /app
-COPY . /app
+FROM golang:alpine as builder
 WORKDIR /app
+COPY . /app
 ENV GOPROXY https://mirrors.aliyun.com/goproxy
 VOLUME ["/app/config"]
-RUN ["go","build","go-fly.go"]
-RUN ["go-fly","install"]
+RUN go build go-fly.go
+
+FROM golang:alpine
+WORKDIR /app
+COPY --from=builder app/go-fly ./
 EXPOSE 8081
-CMD ["/app/go-fly","server"]
\ No newline at end of file
+ENTRYPOINT ["/app/go-fly","server"]