diff --git a/docs/C5_Object_Detection.html b/docs/C5_Object_Detection.html
index 423be76..c6d9068 100644
--- a/docs/C5_Object_Detection.html
+++ b/docs/C5_Object_Detection.html
@@ -108,7 +108,6 @@ gtag('js', new Date());
 gtag('config', 'G-RK9ZLZQ6GL', { 'anonymize_ip': true});
 </script>
 
-  <script src="https://polyfill.io/v3/polyfill.min.js?features=es6"></script>
   <script src="https://cdn.jsdelivr.net/npm/mathjax@3/es5/tex-chtml-full.js" type="text/javascript"></script>
 
 </head>
@@ -932,4 +931,4 @@ window.document.addEventListener("DOMContentLoaded", function (event) {
 
 
 
-</body></html>
\ No newline at end of file
+</body></html>