diff --git a/codemirror.html b/codemirror.html
index ba668c7..0fdbdc5 100644
--- a/codemirror.html
+++ b/codemirror.html
@@ -3,9 +3,10 @@
     <script async src="https://ga.jspm.io/npm:es-module-shims@1.6.1/dist/es-module-shims.js"></script>
     <script src="https://cdn.jsdelivr.net/npm/scittle@0.4.11/dist/scittle.js"></script>
     <script>scittle.core.disable_auto_eval();</script>
-    <script src="https://unpkg.com/react@17/umd/react.production.min.js"></script>
-    <script src="https://unpkg.com/react-dom@17/umd/react-dom.production.min.js"></script>
+    <script src="https://unpkg.com/react@18/umd/react.production.min.js"></script>
+    <script src="https://unpkg.com/react-dom@18/umd/react-dom.production.min.js"></script>
     <script src="https://cdn.jsdelivr.net/npm/scittle@0.4.11/dist/scittle.reagent.js">    </script>
+    <script src="https://cdn.jsdelivr.net/npm/scittle@0.4.11/dist/scittle.re-frame.js">    </script>
     <script type="importmap">
       {
         "imports": {