diff --git a/vnc.html b/vnc.html
index 7845fa66..44cbae16 100644
--- a/vnc.html
+++ b/vnc.html
@@ -78,7 +78,7 @@
         });
     </script>
     <!-- actual script modules -->
-    <script type="module" src="app/ui.js"></script>
+    <script type="module" crossorigin="anonymous" src="app/ui.js"></script>
     <!-- end scripts -->
 </head>
 
diff --git a/vnc_lite.html b/vnc_lite.html
index 729aabb1..f54cb13a 100644
--- a/vnc_lite.html
+++ b/vnc_lite.html
@@ -74,7 +74,7 @@
     </script>
 
     <!-- actual script modules -->
-    <script type="module">
+    <script type="module" crossorigin="anonymous">
         // Load supporting scripts
         import * as WebUtil from './app/webutil.js';
         import RFB from './core/rfb.js';