diff --git a/index.html b/index.html
index da2e64d..05deff7 100644
--- a/index.html
+++ b/index.html
@@ -13,7 +13,7 @@
         <script type="importmap">
           {
             "imports": {
-              "three": "https://unpkg.com/three@0.152.2/build/three.module.js",
+              "three": "https://unpkg.com/three@0.152.2/build/three.module.js?module",
               "three/addons/": "https://unpkg.com/three@0.152.2/examples/jsm/"
             }
           }