diff --git a/.vite/server.ts b/.vite/server.ts
index 685a94ce6..d71251581 100644
--- a/.vite/server.ts
+++ b/.vite/server.ts
@@ -12,10 +12,10 @@ async function createServer() {
     appType: 'custom', // don't include Vite's default HTML handling middlewares
   });
 
+  app.use(vite.middlewares);
   app.use(express.static('dist'));
   app.use(express.static('demos'));
   app.use(express.static('cypress/platform'));
-  app.use(vite.middlewares);
 
   app.listen(9000, () => {
     console.log(`Listening on http://localhost:9000`);
diff --git a/cypress/platform/e2e.html b/cypress/platform/e2e.html
index a23911334..c686afc88 100644
--- a/cypress/platform/e2e.html
+++ b/cypress/platform/e2e.html
@@ -2,7 +2,7 @@
   <head>
     <meta charset="utf-8" />
     <!-- <meta charset="iso-8859-15"/> -->
-    <script src="/e2e.esm.mjs" type="module"></script>
+    <script src="./viewer.js" type="module" />
     <!-- <link href="https://fonts.googleapis.com/css?family=Mansalva&display=swap" rel="stylesheet" /> -->
     <link
       href="https://fonts.googleapis.com/css?family=Noto+Sans+SC&display=swap"
diff --git a/cypress/platform/viewer.js b/cypress/platform/viewer.js
index 00f45ff94..01c1a96f6 100644
--- a/cypress/platform/viewer.js
+++ b/cypress/platform/viewer.js
@@ -1,4 +1,4 @@
-import { Base64 } from 'js-base64';
+import { Base64 } from '../../node_modules/js-base64';
 import mermaid2 from '../../src/mermaid';
 
 /**
diff --git a/cypress/platform/xss.html b/cypress/platform/xss.html
index 2d3661a4e..39b985ccc 100644
--- a/cypress/platform/xss.html
+++ b/cypress/platform/xss.html
@@ -1,6 +1,6 @@
 <html>
   <head>
-    <script src="/e2e.esm.mjs" type="module"></script>
+    <script src="./viewer.js" type="module"></script>
     <link href="https://fonts.googleapis.com/css?family=Montserrat&display=swap" rel="stylesheet" />
     <style>
       .malware {
