diff --git a/public/embed-example.html b/public/embed-example.html
index 23e05a32..5dde46a9 100644
--- a/public/embed-example.html
+++ b/public/embed-example.html
@@ -55,5 +55,5 @@ <h3>Source code:</h3>
 <script>
   'use strict'
   const source = document.getElementById('source')
-  source.textContent = document.querySelector('main').innerHTML
+  source.textContent = document.querySelector('main').innerHTML.replace(/&amp;/g, '&')
 </script>
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