diff --git a/form/without_class.rst b/form/without_class.rst
index 0cd8e692c67..3029a16a824 100644
--- a/form/without_class.rst
+++ b/form/without_class.rst
@@ -102,7 +102,7 @@ but here's a short example:
     If you are using validation groups, you need to either reference the
     ``Default`` group when creating the form, or set the correct group on
     the constraint you are adding.
+    
+    .. code-block:: php
 
-.. code-block:: php
-
-    new NotBlank(array('groups' => array('create', 'update'))
+        new NotBlank(array('groups' => array('create', 'update')))