diff --git a/gatsby-config.js b/gatsby-config.js
index 2ba6d78ac6..abfb62d2ab 100644
--- a/gatsby-config.js
+++ b/gatsby-config.js
@@ -25,7 +25,11 @@ module.exports = {
     showChartResize: true, // 是否在demo页展示图表视图切换
     showAPIDoc: true, // 是否在demo页展示API文档
     themeSwitcher: 'g2plot',
-    playground: {},
+    playground: {
+      devDependencies: {
+        typescript: 'latest',
+      },
+    },
     mdPlayground: {
       // markdown 文档中的 playground 若干设置
       splitPaneMainSize: '50%',
diff --git a/package.json b/package.json
index 009cf75672..9e608d5a4a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@antv/g2plot",
-  "version": "2.3.20",
+  "version": "2.3.21",
   "description": "An interactive and responsive charting library",
   "keywords": [
     "chart",
@@ -149,6 +149,5 @@
     "monaco-editor": "0.21.3",
     "@babel/plugin-transform-spread": "7.12.1",
     "@babel/standalone": "7.12.6"
-  },
-  "sideEffects": false
+  }
 }
diff --git a/src/index.ts b/src/index.ts
index 0f8e410084..044e48ae8a 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,4 +1,4 @@
-export const version = '2.3.20';
+export const version = '2.3.21';
 
 // G2 自定义能力透出
 import * as G2 from '@antv/g2';