unregistered serviceWorker

package-lock.json

 {
   "name": "kszkepzes-frontend",
-  "version": "0.2.3",
+  "version": "0.2.4",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {

package.json

 {
   "name": "kszkepzes-frontend",
-  "version": "0.2.3",
+  "version": "0.2.4",
   "private": false,
   "dependencies": {
     "axios": "^0.19.2",

src/index.js

@@ -8,7 +8,7 @@ import 'semantic-ui-css/semantic.min.css';
 import moment from 'moment';
 import configureStore from './configureStore';
 import App from './components/App';
-import registerServiceWorker from './registerServiceWorker';
+import * as serviceWorker from './registerServiceWorker';
 
 
 moment.locale();
@@ -24,4 +24,4 @@ render(
   document.getElementById('root'),
 );
 
-registerServiceWorker();
+serviceWorker.unregister();