diff --git a/public/animate-test.html b/public/animate-test.html
index e24d442..892330a 100644
--- a/public/animate-test.html
+++ b/public/animate-test.html
@@ -3,7 +3,6 @@
   <head>
     <script src="https://code.createjs.com/1.0.0/easeljs.min.js"></script>
     <script src="https://code.createjs.com/1.0.0/tweenjs.min.js"></script>
-    <script src="https://code.createjs.com/1.0.0/preloadjs.min.js"></script>
     <script src="/api/assetProxy?url=http://images.neopets.com/cp/items/data/000/000/564/564507_fc3216b9b8/all-item_foreground_lower.js"></script>
   </head>
   <body>
@@ -36,32 +35,47 @@
       <button id="pause-play">Pause/play</button>
     </div>
     <script>
+      function loadImage(src) {
+        return new Promise((resolve, reject) => {
+          const image = new Image();
+          image.onload = () => resolve(image);
+          image.onerror = (e) => reject(e);
+          image.src = src;
+        });
+      }
+
+      function proxyUrl(url) {
+        return "/api/assetProxy?url=" + encodeURIComponent(url);
+      }
+
       async function main() {
         const composition = Object.values(AdobeAn.compositions)[0];
         const library = composition.getLibrary();
 
-        const manifest = library.properties.manifest.map((item) => ({
-          ...item,
-          type: createjs.Types.IMAGE, // can't infer from assetProxy URL!
-          src:
-            "/api/assetProxy?url=" +
-            encodeURIComponent(
-              "http://images.neopets.com/cp/items/data/000/000/564/564507_fc3216b9b8/" +
-                item.src
+        const manifestImages = new Map(
+          library.properties.manifest.map(({ id, src }) => [
+            id,
+            loadImage(
+              proxyUrl(
+                "http://images.neopets.com/cp/items/data/000/000/564/564507_fc3216b9b8/" +
+                  src
+              )
             ),
-        }));
-
-        const queue = new createjs.LoadQueue();
-        const queueCompleted = new Promise((resolve) =>
-          queue.on("complete", () => resolve())
+          ])
         );
-        queue.loadManifest(manifest);
-        await queueCompleted;
+
+        try {
+          await Promise.all(manifestImages.values());
+        } catch (e) {
+          console.error("Error loading images", e);
+          return;
+        }
 
         const spriteSheets = composition.getSpriteSheet();
         for (const { name, frames } of library.ssMetadata) {
+          const image = await manifestImages.get(name);
           spriteSheets[name] = new createjs.SpriteSheet({
-            images: [queue.getResult(name)],
+            images: [image],
             frames,
           });
         }
