diff --git a/packages/build-scripts-config/CHANGELOG.md b/packages/build-scripts-config/CHANGELOG.md
index 5092cc06f2..c0fcc1adfe 100644
--- a/packages/build-scripts-config/CHANGELOG.md
+++ b/packages/build-scripts-config/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 3.0.1
+
+- [feat] enable stage 3 for postcss preset env
+
 ## 3.0.0
 
 - [feat] upgrate less and less-loader
diff --git a/packages/build-scripts-config/src/config/webpack/defaultPostcssConfig.js b/packages/build-scripts-config/src/config/webpack/defaultPostcssConfig.js
index 34f167d80d..850a1f27ae 100644
--- a/packages/build-scripts-config/src/config/webpack/defaultPostcssConfig.js
+++ b/packages/build-scripts-config/src/config/webpack/defaultPostcssConfig.js
@@ -1,5 +1,7 @@
 const defaultConfig = {
   plugins: [['postcss-preset-env', {
+    // Without any configuration options, PostCSS Preset Env enables Stage 2 features.
+    stage: 3,
     browsers: [
       'last 2 versions',
       'Firefox ESR',