diff --git a/packages/core/src/index.js b/packages/core/src/index.js
index e4e2677cc7..1ee8bcef3b 100644
--- a/packages/core/src/index.js
+++ b/packages/core/src/index.js
@@ -138,6 +138,7 @@ Mpx.config = {
   ignoreProxyWhiteList: ['id', 'dataset', 'data'],
   observeClassInstance: false,
   errorHandler: null,
+  warnHandler: null,
   proxyEventHandler: null,
   setDataHandler: null,
   forceFlushSync: false,
diff --git a/packages/utils/src/log.js b/packages/utils/src/log.js
index f0e174a86d..eba7143ff3 100644
--- a/packages/utils/src/log.js
+++ b/packages/utils/src/log.js
@@ -14,7 +14,13 @@ export function warn (msg, location, e) {
   } else if (condition instanceof RegExp) {
     ignore = condition.test(msg)
   }
-  if (!ignore) return log('warn', msg, location, e)
+  if (!ignore) {
+    const warnHandler = global.__mpx?.config.warnHandler
+    if (isFunction(warnHandler)) {
+      warnHandler(msg, location, e)
+    }
+    return log('warn', msg, location, e)
+  }
 }
 
 export function error (msg, location, e) {
diff --git a/packages/webpack-plugin/lib/index.js b/packages/webpack-plugin/lib/index.js
index 2c09e14c13..0ff066af65 100644
--- a/packages/webpack-plugin/lib/index.js
+++ b/packages/webpack-plugin/lib/index.js
@@ -1812,7 +1812,6 @@ try {
         }
 
         if (isWeb(mpx.mode)) {
-          const mpxStyleOptions = queryObj.mpxStyleOptions
           const firstLoader = loaders[0] ? toPosix(loaders[0].loader) : ''
           const isPitcherRequest = firstLoader.includes('node_modules/vue-loader/lib/loaders/pitcher')
           let cssLoaderIndex = -1
@@ -1837,8 +1836,7 @@ try {
             }
             if (loaderIndex > -1) {
               loaders.splice(loaderIndex + 1, 0, {
-                loader: styleCompilerPath,
-                options: (mpxStyleOptions && JSON.parse(mpxStyleOptions)) || {}
+                loader: styleCompilerPath
               })
             }
           }
diff --git a/packages/webpack-plugin/lib/web/processStyles.js b/packages/webpack-plugin/lib/web/processStyles.js
index 5b26793e28..99fd631883 100644
--- a/packages/webpack-plugin/lib/web/processStyles.js
+++ b/packages/webpack-plugin/lib/web/processStyles.js
@@ -8,11 +8,8 @@ module.exports = function (styles, options, callback) {
         attrs (style) {
           const attrs = Object.assign({}, style.attrs)
           if (options.autoScope) attrs.scoped = true
-          attrs.mpxStyleOptions = JSON.stringify({
-            // scoped: !!options.autoScope,
-            // query中包含module字符串会被新版vue-cli中的默认rules当做css-module处理
-            mid: options.moduleId
-          })
+          // query中包含module字符串会被新版vue-cli中的默认rules当做css-module处理
+          attrs.mid = options.moduleId
           return attrs
         }
       })