diff --git a/tools/ws.htm b/tools/ws.htm
index f8270535b..4e382dcf4 100644
--- a/tools/ws.htm
+++ b/tools/ws.htm
@@ -5,7 +5,7 @@
   <title>Piwigo web API (web-services) explorer</title>
   
   <link rel="stylesheet" type="text/css" href="http://cdn.jsdelivr.net/tiptip/1.3/tipTip.css">
-  <script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.9.0/jquery.min.js"></script>
+  <script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
   <script type="text/javascript" src="https://cdn.jsdelivr.net/tiptip/1.3/jquery.tipTip.minified.js"></script>
   
   <style type="text/css">