diff -r fef492d144f4 -r 14653baf4f6b DependencyInjection/Configuration.php
--- a/DependencyInjection/Configuration.php	Fri Aug 24 13:16:41 2012 +0200
+++ b/DependencyInjection/Configuration.php	Fri Jan 24 17:43:38 2014 +0100
@@ -61,6 +61,12 @@
                         ->end()
                     ->end()
                 ->end()
+                ->arrayNode('url_templates')
+                    ->treatNullLike(array())
+                    ->useAttributeAsKey('name')
+                    ->prototype('variable')
+                    ->end()
+                ->end()
                 ->arrayNode('reactive_selectors')
                     ->treatNullLike(array())
                     ->useAttributeAsKey('name')