diff --git a/src/main.js b/src/main.js
index 82a776df35..a96d2419a6 100644
--- a/src/main.js
+++ b/src/main.js
@@ -25,6 +25,7 @@ import "vue-code-highlight/themes/prism-twilight.css";
 import "vue-code-highlight/themes/window.css";
 import 'prism-es6/components/prism-ruby.min';
 import 'prism-es6/components/prism-python.min';
+import 'core-js/stable'
 
 
 /* import router & store */