diff --git a/source/Ox.UI/js/Form/FormPanel.js b/source/Ox.UI/js/Form/FormPanel.js
index 76c29b12..14c98315 100644
--- a/source/Ox.UI/js/Form/FormPanel.js
+++ b/source/Ox.UI/js/Form/FormPanel.js
@@ -54,7 +54,7 @@ Ox.FormPanel = function(options, self) {
                 id: 'title',
                 title: Ox._('Title'),
                 visible: true,
-                width: 240
+                width: self.options.listSize - 16
             }
         ],
         items: self.options.form.map(function(section) {