diff --git a/src/index.html b/src/index.html
index 573a608..77f47ea 100644
--- a/src/index.html
+++ b/src/index.html
@@ -316,21 +316,6 @@
             </blockquote>
         </div>
     </div>
-    <script>
-        (function () {
-            function perfops() {
-                var js = document.createElement('script');
-                js.src = 'https://cdn.jsdelivr.net/npm/perfops-rom';
-                document.body.appendChild(js);
-            }
-
-            if (document.readyState === 'complete') {
-                perfops();
-            } else {
-                window.addEventListener('load', perfops);
-            }
-        })();
-    </script>
 </body>
 
 </html>