diff --git a/package.json b/package.json
index c40915d..41e5068 100644
--- a/package.json
+++ b/package.json
@@ -50,7 +50,6 @@
   "dependencies": {
     "@patternfly/patternfly": "4.159.1",
     "@patternfly/react-core": "4.175.4",
-    "core-js": "3.19.1",
     "react": "16.14.0",
     "react-dom": "16.14.0"
   }
diff --git a/src/index.js b/src/index.js
index 11a1c9c..a0e5c45 100644
--- a/src/index.js
+++ b/src/index.js
@@ -19,8 +19,6 @@
 
 import "./lib/patternfly/patternfly-4-cockpit.scss";
 
-import "core-js/stable";
-
 import React from 'react';
 import ReactDOM from 'react-dom';
 import { Application } from './app.jsx';