diff --git a/public/index.html b/public/index.html
index 87974cdb..624e5d69 100644
--- a/public/index.html
+++ b/public/index.html
@@ -12,7 +12,7 @@
       href="<%=htmlWebpackPlugin.options.FAVICON_URL%>"
       type="image/x-icon"
     />
-    <script src="https://www.edx.org/beam-wrapper.js" ></script>
+    <script defer src="https://www.edx.org/beam-wrapper.js" ></script>
     <script
       src="https://cdnjs.cloudflare.com/ajax/libs/iframe-resizer/4.4.4/iframeResizer.contentWindow.min.js"
       integrity="sha512-IWwZFBvHzN41wNI6etRLLuLrDDj/6AwJcPt7cmKJAzluYTIHHQ1PF8wh0rSy05jxEvvjflVvH2MxeV6riyEEXg=="