diff --git a/background/index.html b/background/index.html
index 17f1397..d2cf982 100644
--- a/background/index.html
+++ b/background/index.html
@@ -4,7 +4,6 @@
 	<meta charset="utf-8" />
 	<title>/usr/space</title>
 	<script type="application/javascript" src="../browser-polyfill.js"></script>
-	<script type="application/javascript" src="../config.js"></script>
 	<script type="application/javascript" src="index.js"></script>
 </head>
 </html>
diff --git a/background/index.js b/background/index.js
index 7cd05c2..c5cabbd 100644
--- a/background/index.js
+++ b/background/index.js
@@ -1,3 +1,5 @@
+import Config from "../config.js";
+
 function fetchJson(url) {
 	return fetch(url).then((response) => (response.json()));
 }
diff --git a/config.js b/config.js
index 904b1c8..7eff372 100644
--- a/config.js
+++ b/config.js
@@ -1,4 +1,4 @@
-window.Config = {
+export default {
 	refreshTimeout: 1000 * 60 * 5, // 5min,
 	spaceApiUrl: 'https://www.usrspace.at/spaceapi.json',
 	calenderUrl: 'https://www.usrspace.at/calendar.php',
diff --git a/popup/index.html b/popup/index.html
index c795db0..55796a8 100644
--- a/popup/index.html
+++ b/popup/index.html
@@ -64,7 +64,6 @@
 	</section>
 
 	<script type="application/javascript" src="../browser-polyfill.js"></script>
-	<script type="application/javascript" src="../config.js"></script>
 	<script type="application/javascript" src="index.js"></script>
 </body>
 </html>