diff --git a/packages/vue-cli-plugin-uni/lib/configure-webpack.js b/packages/vue-cli-plugin-uni/lib/configure-webpack.js
index f972387f1261f52e494af5fad5d43cac9a79471c..4086f634b7861d563391f7f4540c184cebb92ec1 100644
--- a/packages/vue-cli-plugin-uni/lib/configure-webpack.js
+++ b/packages/vue-cli-plugin-uni/lib/configure-webpack.js
@@ -326,7 +326,8 @@ module.exports = function configureWebpack (platformOptions, manifestPlatformOpt
             '?' +
             JSON.stringify({
               type: 'stat'
-            })
+            }),
+          vuex: require.resolve('@dcloudio/vue-cli-plugin-uni/packages/vuex3')
         },
         modules: [
           process.env.UNI_INPUT_DIR,
diff --git a/packages/vue-cli-plugin-uni/lib/mp/index.js b/packages/vue-cli-plugin-uni/lib/mp/index.js
index 48c1842c0501a066966690aad8cc5e083f6b12dd..55e12df484282ff5c43dd740882984919e747960 100644
--- a/packages/vue-cli-plugin-uni/lib/mp/index.js
+++ b/packages/vue-cli-plugin-uni/lib/mp/index.js
@@ -193,8 +193,6 @@ module.exports = {
 
       alias['vue-i18n'] = require.resolve('@dcloudio/vue-cli-plugin-uni/packages/vue3/node_modules/vue-i18n')
       alias['@dcloudio/uni-app'] = require.resolve('@dcloudio/vue-cli-plugin-uni/packages/uni-app')
-    } else {
-      alias.vuex = require.resolve('@dcloudio/vue-cli-plugin-uni/packages/vuex3')
     }
 
     return {
diff --git a/packages/vue-cli-plugin-uni/packages/vuex3/dist/vuex.esm.js b/packages/vue-cli-plugin-uni/packages/vuex3/dist/vuex.esm.js
index 204878693de885b125c245323a81bd4327fec2cc..655e71c01a6d46550acc8d0d46526804083e17da 100644
--- a/packages/vue-cli-plugin-uni/packages/vuex3/dist/vuex.esm.js
+++ b/packages/vue-cli-plugin-uni/packages/vuex3/dist/vuex.esm.js
@@ -613,7 +613,7 @@ Store.prototype.hasModule = function hasModule (path) {
   return this._modules.isRegistered(path)
 };
 
-Store.prototype[[[104,111,116,85,112,100,97,116,101].map(item =>String.fromCharCode(item)).join('')]] = function (newOptions) {
+Store.prototype[[104,111,116,85,112,100,97,116,101].map(item =>String.fromCharCode(item)).join('')] = function (newOptions) {
   this._modules.update(newOptions);
   resetStore(this, true);
 };