diff --git a/sphinx_disqus/_static/disqus.js b/sphinx_disqus/_static/disqus.js
index 3b74be1..ebb3ffe 100644
--- a/sphinx_disqus/_static/disqus.js
+++ b/sphinx_disqus/_static/disqus.js
@@ -1,9 +1,9 @@
 var disqus_config; // Accessed by embed.js
 const SphinxDisqus = {
     init: function () {
-        let disqus_thread = $("#disqus_thread"); // Disqus <div />
-        let disqus_shortname = disqus_thread.data('disqus-shortname');
-        let disqus_identifier = disqus_thread.data('disqus-identifier');
+        let disqus_thread = document.getElementById('disqus_thread'); // Disqus <div />
+        let disqus_shortname = disqus_thread.getAttribute('data-disqus-shortname');
+        let disqus_identifier = disqus_thread.getAttribute('data-disqus-identifier');
 
         // Disqus universal code below: https://disqus.com/admin/install/platforms/universalcode/
         disqus_config = function () {
@@ -16,6 +16,6 @@ const SphinxDisqus = {
     },
 };
 
-$(document).ready(function () {
+document.addEventListener('DOMContentLoaded', function () {
     SphinxDisqus.init();
 });