diff --git a/src/Extensions/AISeoExtension.php b/src/Extensions/AISeoExtension.php
new file mode 100644
index 0000000..dc8a5ff
--- /dev/null
+++ b/src/Extensions/AISeoExtension.php
@@ -0,0 +1,21 @@
+<?php
+
+use SilverStripe\Forms\FieldList;
+use SilverStripe\Forms\CheckboxField;
+use PlasticStudio\SEO\Model\Extension\SeoExtension;
+
+class AISeoExtension extends SeoExtension
+{
+    private static $db = [
+        'Test' => 'Boolean',
+    ];
+
+    public function updateCMSFields(FieldList $fields)
+    {
+        $fields = parent::updateCMSFields($fields);
+
+        $fields->addFieldToTab('Root.SEO', CheckboxField::create('Test', 'Test'));
+
+        return $fields;
+    }
+}