--- base_orig.py	2014-08-18 10:48:03.018980694 +0530
+++ base.py	2014-08-18 10:59:16.167013273 +0530
@@ -209,7 +209,7 @@
 
     A ``Step`` class has the following attributes:
 
-    .. attribute:: action
+    .. attribute:: action_class
 
         The :class:`~horizon.workflows.Action` class which this step wraps.