diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 00000000..847868aa
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,17 @@
+############################
+# STEP 1 build executable binary
+############################
+FROM golang:alpine AS builder
+RUN apk update && apk add --no-cache git bash wget
+WORKDIR /go/src/v2ray.com/core
+RUN git clone --progress --depth=1 --branch dockerdev https://github.com/v2fly/v2ray-core.git . && \
+    bash -x ./release/user-package.sh nosource noconf abpathtgz=/tmp/v2ray.tgz
+############################
+# STEP 2 build a small image
+############################
+FROM alpine
+COPY --from=builder /tmp/v2ray.tgz /tmp
+RUN apk update && apk add ca-certificates && \
+    mkdir -p /usr/bin/v2ray && \
+    tar xvfz /tmp/v2ray.tgz -C /usr/bin/v2ray
+ENTRYPOINT ["/usr/bin/v2ray/v2ray"]
diff --git a/release/user-package.sh b/release/user-package.sh
index d0bef1c4..c582e4d8 100755
--- a/release/user-package.sh
+++ b/release/user-package.sh
@@ -86,6 +86,14 @@ packtgzAbPath() {
 	echo ">>> Generated: $ABPATH"
 }
 
+packtgzAbPath() {
+	local ABPATH="$1"
+	echo ">>> Generating tgz package at $ABPATH"
+	pushd $TMP
+	tar cvfz $ABPATH .
+	echo ">>> Generated: $ABPATH"
+}
+
 
 pkg=zip
 nosource=0
@@ -130,12 +138,6 @@ case $arg in
 	abpathtgz=*)
 		pkg=${arg##abpathtgz=}
 		;;
-	codename=*)
-		CODENAME=${arg##codename=}
-		;;
-	buildname=*)
-		BUILDNAME=${arg##buildname=}
-		;;
 esac
 done
 
@@ -161,7 +163,7 @@ if [[ $pkg == "zip" ]]; then
 elif [[ $pkg == "tgz" ]]; then
   packtgz
 else
-	packtgzAbPath "$pkg"
+	packtgzAbPath $pkg
 fi