diff --git a/docs/src/index.js b/docs/src/index.js
index ba9a442..1c4a201 100644
--- a/docs/src/index.js
+++ b/docs/src/index.js
@@ -1,6 +1,7 @@
 /* Third Party */
 import Vue from 'vue';
 import VueRouter from 'vue-router';
+import 'babel-polyfill';
 
 /* Configs */
 import './config.js';
diff --git a/package.json b/package.json
index 9f00012..0f8c84b 100644
--- a/package.json
+++ b/package.json
@@ -52,6 +52,7 @@
     "babel-plugin-add-module-exports": "^0.2.1",
     "babel-plugin-transform-object-rest-spread": "^6.23.0",
     "babel-plugin-transform-runtime": "^6.23.0",
+    "babel-polyfill": "^6.23.0",
     "babel-preset-env": "^1.1.8",
     "babel-preset-es2015": "^6.22.0",
     "babel-preset-es2017": "^6.24.1",