--- a/DependencyInjection/Configuration.php	Thu Nov 24 13:05:33 2011 +0100
+++ b/DependencyInjection/Configuration.php	Mon Nov 28 10:34:24 2011 +0100
@@ -58,6 +58,13 @@
                     ->useAttributeAsKey('name')
                     ->prototype('variable')
                     ->end()
+                ->end()
+                ->arrayNode('document_list_profile')
+                    ->treatNullLike(array())
+                    ->useAttributeAsKey('name')
+                    ->prototype('variable')
+                    ->end()
+                ->end()
             ->end();
         
         return $treeBuilder;