diff --git a/src/pyodide/demo-app/index.html b/src/pyodide/demo-app/index.html
index 63ec0f0e65..d13e8c6697 100644
--- a/src/pyodide/demo-app/index.html
+++ b/src/pyodide/demo-app/index.html
@@ -36,7 +36,7 @@
     <script type="text/javascript">
         document.querySelector("#status2").innerHTML = "Fetching pyodide";
     </script>
-    <script type="text/javascript" src="https://cdn.jsdelivr.net/pyodide/v0.26.4/full/pyodide.js"></script>
+    <script type="text/javascript" src="https://cdn.jsdelivr.net/pyodide/v0.28.0a3/full/pyodide.js"></script>
     <script async src="https://unpkg.com/es-module-shims@1.3.6/dist/es-module-shims.js"></script>
     <script type="importmap">
         {"imports": {"three": "https://unpkg.com/three@0.141.0/build/three.module.js",
@@ -77,7 +77,7 @@
             const micropip = pyodide.pyimport("micropip");
             await micropip.install("typing-extensions");
             document.querySelector("#status2").innerHTML = "Loading IfcOpenShell";
-            await micropip.install("wheels/ifcopenshell-0.8.2+d50e806-cp312-cp312-emscripten_3_1_58_wasm32.whl");
+            await micropip.install("wheels/ifcopenshell-0.8.3+34a1bc6-cp313-cp313-emscripten_4_0_9_wasm32.whl");
 
             document.body.className = '';
 
diff --git a/src/pyodide/demo-app/wheels b/src/pyodide/demo-app/wheels
index 6b5bfb4bdc..d1126cec5b 160000
--- a/src/pyodide/demo-app/wheels
+++ b/src/pyodide/demo-app/wheels
@@ -1 +1 @@
-Subproject commit 6b5bfb4bdc364f859643a624bd69bf9f471d45c0
+Subproject commit d1126cec5b6deec97575e7f66fcb429eb7db605c