diff --git a/Documentation/Books/Users/localtheme/templates/book/includes/summary.html b/Documentation/Books/Users/localtheme/templates/book/includes/summary.html
index 81a55ec183..eac01df05c 100644
--- a/Documentation/Books/Users/localtheme/templates/book/includes/summary.html
+++ b/Documentation/Books/Users/localtheme/templates/book/includes/summary.html
@@ -65,7 +65,7 @@
         {{ articles(summary.chapters) }}
     </ul>
 </div>
-<script src="http://code.jquery.com/jquery-1.9.1.min.js"></script>
+<script src="https://code.jquery.com/jquery-1.9.1.min.js"></script>
 <script type="text/javascript">
 $(function(){
   jQuery(".summary>li").each(function(){