diff --git a/services/frontend/vite.config.ts b/services/frontend/vite.config.ts
index 0699450..1c3358f 100644
--- a/services/frontend/vite.config.ts
+++ b/services/frontend/vite.config.ts
@@ -1,8 +1,22 @@
 import react from "@vitejs/plugin-react";
-import { defineConfig } from "vite";
+import { defineConfig, type Plugin } from "vite";
+
+/** Cloudflare Rocket Loader breaks ES module scripts by rewriting type="module".
+ *  Adding data-cfasync="false" tells Rocket Loader to skip this script. */
+function cloudflareCompat(): Plugin {
+  return {
+    name: "cloudflare-compat",
+    transformIndexHtml(html) {
+      return html.replace(
+        '<script type="module" crossorigin',
+        '<script type="module" data-cfasync="false" crossorigin',
+      );
+    },
+  };
+}
 
 export default defineConfig({
-  plugins: [react()],
+  plugins: [react(), cloudflareCompat()],
   build: {
     rolldownOptions: {
       checks: {