diff --git a/client/catalog-dev/index.html b/client/catalog-dev/index.html
index 1c1e03c..61c6122 100644
--- a/client/catalog-dev/index.html
+++ b/client/catalog-dev/index.html
@@ -24,7 +24,8 @@
 <!-- Scripts -->
 <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.4/jquery.min.js"></script>
 <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery-scrollTo/2.1.0/jquery.scrollTo.min.js"></script>
-<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js"></script>
+<script src="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.6/js/bootstrap.min.js"></script>
+<script src="https://cdnjs.cloudflare.com/ajax/libs/async/1.5.0/async.min.js"></script>
 <script src="../ndn-js/build/ndn.min.js"></script>
 <script src="js/autocomplete.js"></script>
 <script src="js/treeExplorer.js"></script>