diff --git a/Makefile b/Makefile
index c1ee695..9ab98fc 100644
--- a/Makefile
+++ b/Makefile
@@ -43,12 +43,15 @@ build-windows-arm:
 build-windows-arm64:
 	GOOS=windows GOARCH=arm64 $(GO) build $(GO_FLAGS) -o bin/windows-arm64/g.exe
 
+package:
+	sh ./package.sh
 
 test:
 	$(GO) test -v ./...
 
 clean:
 	$(GO) clean -x
-	rm -r bin
+	rm -f sha256sum.txt
+	rm -rf bin
 
-.PHONY: all build install test clean build-linux build-darwin build-windows build-linux-386 build-linux-amd64 build-linux-arm build-linux-arm64 build-darwin-amd64 build-darwin-arm64 build-windows-386 build-windows-amd64 build-windows-arm build-windows-arm64
+.PHONY: all build install test package clean build-linux build-darwin build-windows build-linux-386 build-linux-amd64 build-linux-arm build-linux-arm64 build-darwin-amd64 build-darwin-arm64 build-windows-386 build-windows-amd64 build-windows-arm build-windows-arm64
diff --git a/install.sh b/install.sh
index 11703f8..6202670 100755
--- a/install.sh
+++ b/install.sh
@@ -27,7 +27,7 @@ function get_os() {
 }
 
 main() {
-    local release="1.2.1"
+    local release="1.3.0"
     local os=$(get_os)
     local arch=$(get_arch)
     local dest_file="${HOME}/g${release}.${os}-${arch}.tar.gz"
diff --git a/package.sh b/package.sh
index f51127a..d7ea192 100755
--- a/package.sh
+++ b/package.sh
@@ -36,8 +36,10 @@ function package() {
     printf "[2/2] Package\n"
     if [ ${os} == "windows" ]; then
         zip g${release}.${os}-${arch}.zip ./g.exe
+        shasum -a 256 g${release}.${os}-${arch}.zip >> sha256sum.txt
     else
         tar -czv -f g${release}.${os}-${arch}.tar.gz ./g
+        shasum -a 256 g${release}.${os}-${arch}.tar.gz >> sha256sum.txt
     fi
 }
 
@@ -46,11 +48,12 @@ main() {
     export GO111MODULE="on"
     export GOPROXY="https://goproxy.cn,direct"
 
-    local release="1.2.1"
+    local release="1.3.0"
 
     for item in "darwin_amd64" "darwin_arm64" "linux_386" "linux_amd64" "linux_arm" "linux_arm64" "windows_386" "windows_amd64" "windows_arm" "windows_arm64"; do
         package ${release} ${item}
     done
+
     go clean
 }