diff --git a/dcat/index.html b/dcat/index.html
index 6e9f4c0ac..bbb000230 100644
--- a/dcat/index.html
+++ b/dcat/index.html
@@ -4,7 +4,7 @@
     <title>Data Catalog Vocabulary (DCAT) - Version 2</title>
     <meta content="text/html; charset=utf-8" http-equiv="content-type" />
     <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
-    <script class="remove" src="https://www.w3.org/Tools/respec/respec-w3c-common"></script>
+    <script class="remove" src="https://www.w3.org/Tools/respec/respec-w3c" defer></script>
     <script class="remove" src="config.js"></script>
     <link rel="stylesheet" type="text/css" href="style.css">
     <link rel="stylesheet" type="text/css" href="small.css" media="only all and (max-width: 649px)">