diff --git a/public/index.html b/public/index.html
index b3cb02de..2c7e4675 100644
--- a/public/index.html
+++ b/public/index.html
@@ -23,7 +23,7 @@
     <!-- usado para la ventana pop -->
     <script src="sweetalert2.all.min.js"></script>
     <!-- Optional: include a polyfill for ES6 Promises for IE11 -->
-    <script src="https://cdn.jsdelivr.net/npm/promise-polyfill"></script>
+    <!-- <script src="https://cdn.jsdelivr.net/npm/promise-polyfill"></script> -->
     <title>Red de investigacion</title>
 </head>