diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index d71a271..2af9a38 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -120,8 +120,7 @@ jobs:
       env:
         GO111MODULE: on
     - name: Build binary
-      run: |-
-        go build -o gg.exe -ldflags="-X main.buildCommit=$Env:GITHUB_SHA -X main.buildTime=$((Get-Date).ToUniversalTime() | Get-Date -UFormat '%Y-%m-%dT%TZ')" gg-scm.io/tool/cmd/gg
+      run: release\build.ps1 -out gg.exe
       env:
         GO111MODULE: on
     - name: Upload binary
diff --git a/.vscode/tasks.json b/.vscode/tasks.json
index 6e7a7ca..fbcb9c0 100644
--- a/.vscode/tasks.json
+++ b/.vscode/tasks.json
@@ -3,6 +3,19 @@
   // for the documentation about the tasks.json format
   "version": "2.0.0",
   "tasks": [
+    {
+      "label": "Build",
+      "type": "shell",
+      "group": {
+        "kind": "build",
+        "isDefault": true
+      },
+      "command": "release/build.bash gg",
+      "windows": {
+        "command": "release\\build.ps1 -out release\\msi\\gg.exe"
+      },
+      "problemMatcher": ["$go"]
+    },
     {
       "label": "go test",
       "type": "shell",
diff --git a/release/build.ps1 b/release/build.ps1
new file mode 100644
index 0000000..af93ae9
--- /dev/null
+++ b/release/build.ps1
@@ -0,0 +1,22 @@
+# Copyright 2020 The gg Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+param($out,$version='')
+
+$buildTime = (Get-Date).ToUniversalTime() | Get-Date -UFormat '%Y-%m-%dT%TZ'
+$env:GOOS = "windows"
+$env:GOARCH = "amd64"
+go build -o $out -ldflags="-X main.versionInfo=$version -X main.buildCommit=$env:GITHUB_SHA -X main.buildTime=$buildTime" gg-scm.io/tool/cmd/gg