Index: django/contrib/formtools/wizard.py
===================================================================
--- django/contrib/formtools/wizard.py	(revision 10716)
+++ django/contrib/formtools/wizard.py	(working copy)
@@ -16,9 +16,6 @@
 from django.contrib.formtools.utils import security_hash
 
 class FormWizard(object):
-    # Dictionary of extra template context variables.
-    extra_context = {}
-
     # The HTML (and POST data) field name for the "step" variable.
     step_field_name="wizard_step"
 
@@ -26,6 +23,8 @@
 
     def __init__(self, form_list, initial=None):
         "form_list should be a list of Form classes (not instances)."
+        # Dictionary of extra template context variables.
+        self.extra_context = {}
         self.form_list = form_list[:]
         self.initial = initial or {}
         self.step = 0 # A zero-based counter keeping track of which step we're in.