diff --git a/user_guide_src/source/libraries/cart.rst b/user_guide_src/source/libraries/cart.rst
index a0870e3..74e7915 100644
--- a/user_guide_src/source/libraries/cart.rst
+++ b/user_guide_src/source/libraries/cart.rst
@@ -244,6 +244,7 @@
 or other custom fields you defined.
 
 ::
+
 	$data = array(
 		       'rowid'	 => 'b99ccdf16028f015540f341130b6d8ec',
 	               'qty'     => 1,