diff --git a/index.html b/index.html
index c557d42..5274905 100644
--- a/index.html
+++ b/index.html
@@ -32,6 +32,7 @@
 </div>
 <script src="./src/dxf.js" defer></script>
 <script src="./src/obj-export.js" defer></script>
+<script src="./src/model.js" defer></script>
 <script src="./src/main.js" defer></script>
 </body>
 </html>