diff --git a/spectrum_manager/src/html/header.html b/spectrum_manager/src/html/header.html
index 9f574d6f8d1676afb57cf01c12c6b68134ee2cff..be8c54358a90018d0831974f024c58966943beb1 100644
--- a/spectrum_manager/src/html/header.html
+++ b/spectrum_manager/src/html/header.html
@@ -10,6 +10,7 @@
     <link href="https://code.jquery.com/ui/1.11.4/themes/smoothness/jquery-ui.css" rel="stylesheet" type="text/css" media="all">
     <script src="https://code.jquery.com/jquery-2.2.0.min.js"></script>
     <script src="https://code.jquery.com/ui/1.11.4/jquery-ui.min.js"></script>
+    <script src="/js/jquery.cookie.js"></script>
     <script src="/js/app.js"></script>
     <title>Spectrum 2</title>
   </head>