diff --git a/iching/index.html b/iching/index.html
index 1b3bffa..439b20f 100644
--- a/iching/index.html
+++ b/iching/index.html
@@ -8,6 +8,6 @@
   <h1>Mein Button</h1>
   <button id="myButton">Klick mich!</button>
 
-  <script src="event.js"></script>
+  <script type="module" src="event.js"></script>
 </body>
 </html>
\ No newline at end of file