diff --git a/Utils.js b/Utils.js
index ee0a0ce..7a78fda 100644
--- a/Utils.js
+++ b/Utils.js
@@ -101,7 +101,7 @@ Ext.define('Proxmox.Utils', { utilities: {
 
     getNoSubKeyHtml: function(url) {
 	// url http://www.proxmox.com/products/proxmox-ve/subscription-service-plans
-	return Ext.String.format('You do not have a valid subscription for this server. Please visit <a target="_blank" href="{0}">www.proxmox.com</a> to get a list of available options.', url || 'http://www.proxmox.com');
+	return Ext.String.format('You do not have a valid subscription for this server. Please visit <a target="_blank" href="{0}">www.proxmox.com</a> to get a list of available options.', url || 'https://www.proxmox.com');
     },
 
     format_boolean_with_default: function(value) {