diff --git a/app/index.html b/app/index.html
index 021d0a1..f33766b 100644
--- a/app/index.html
+++ b/app/index.html
@@ -93,7 +93,7 @@
 
     <div class="noteBox" id="noteBoxDiv">
         <textarea id="noteBox" class="noteBoxText"></textarea>
-        <iframe id="markdown" style="display: none;" sandbox="allow-scripts"></iframe>
+        <iframe id="markdown" style="display: none;" sandbox=""></iframe>
     </div>
 
     <script type="text/javascript" src="/static/js/main.js"></script>