diff --git a/tools/triggers_list.php b/tools/triggers_list.php
index fda170950..faf33b34c 100644
--- a/tools/triggers_list.php
+++ b/tools/triggers_list.php
@@ -912,8 +912,8 @@ array(
   <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
   <title>Piwigo Core Triggers</title>
   
-  <link rel="stylesheet" type="text/css" href="http://code.jquery.com/ui/1.9.2/themes/base/jquery-ui.css">
-  <link rel="stylesheet" type="text/css" href="http://ajax.aspnetcdn.com/ajax/jquery.dataTables/1.9.4/css/jquery.dataTables_themeroller.css">
+  <link rel="stylesheet" type="text/css" href="//code.jquery.com/ui/1.9.2/themes/base/jquery-ui.css">
+  <link rel="stylesheet" type="text/css" href="//ajax.aspnetcdn.com/ajax/jquery.dataTables/1.9.4/css/jquery.dataTables_themeroller.css">
   
   <style type="text/css">
   /* BEGIN CSS RESET
@@ -1024,8 +1024,8 @@ array(
 </div> <!-- the_footer -->
 
 
-<script type="text/javascript" src="http://code.jquery.com/jquery-1.9.1.min.js"></script>
-<script type="text/javascript" src="http://ajax.aspnetcdn.com/ajax/jquery.dataTables/1.9.4/jquery.dataTables.min.js"></script>
+<script type="text/javascript" src="//code.jquery.com/jquery-1.9.1.min.js"></script>
+<script type="text/javascript" src="//ajax.aspnetcdn.com/ajax/jquery.dataTables/1.9.4/jquery.dataTables.min.js"></script>
   
 <script type="text/javascript">
 var oTable = $('#list').dataTable({
diff --git a/tools/ws.htm b/tools/ws.htm
index 22af3d8e7..f502dd8de 100644
--- a/tools/ws.htm
+++ b/tools/ws.htm
@@ -4,7 +4,7 @@
   <meta charset="utf-8">
   <title>Piwigo web API (web-services) explorer</title>
 
-  <link rel="stylesheet" href="http://cdn.jsdelivr.net/tiptip/1.3/tipTip.css">
+  <link rel="stylesheet" href="//cdn.jsdelivr.net/tiptip/1.3/tipTip.css">
 
   <style>
   /* BEGIN CSS RESET
@@ -245,8 +245,8 @@
   Copyright &copy; 2002-2013 <a href="http://piwigo.org">Piwigo Team</a>
 </div> <!-- the_footer -->
 
-<script src="http://code.jquery.com/jquery-1.9.1.min.js"></script>
-<script src="https://cdn.jsdelivr.net/tiptip/1.3/jquery.tipTip.minified.js"></script>
+<script src="//code.jquery.com/jquery-1.9.1.min.js"></script>
+<script src="//cdn.jsdelivr.net/tiptip/1.3/jquery.tipTip.minified.js"></script>
 
 <script>
 // global vars
@@ -571,4 +571,4 @@ function invokeMethod(methodName, newWindow) {
 </script>
 
 </body>
-</html>
\ No newline at end of file
+</html>