diff --git a/.gitattributes b/.gitattributes
index 254cbe62..1e61a484 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -3,7 +3,3 @@ main.bat -linguist-detectable
 demo/qr.png linguist-generated
 demo/snake.com linguist-generated
 README.md linguist-generated
-demo/js-dos.js linguist-vendored
-demo/js-dos.js.map linguist-vendored
-demo/wdosbox.js linguist-vendored
-demo/wdosbox.wasm.js linguist-vendored
diff --git a/demo/index.html b/demo/index.html
index 9a4c50a2..6f4da4f5 100644
--- a/demo/index.html
+++ b/demo/index.html
@@ -28,7 +28,7 @@
         </style>
     </head>
     <body>
-        <div id="jsdos"></canvas>
+        <div id="jsdos"></div>
         <noscript>
             <p>Please enable JavaScript and refresh to play the game.</p>
         </noscript>