diff --git a/common/lib/xmodule/xmodule/modulestore/django.py b/common/lib/xmodule/xmodule/modulestore/django.py
index 4c1bd60185..6988e649b4 100644
--- a/common/lib/xmodule/xmodule/modulestore/django.py
+++ b/common/lib/xmodule/xmodule/modulestore/django.py
@@ -425,7 +425,7 @@ def _get_modulestore_branch_setting():
 
             # compare hostname against the regex expressions set of mappings which will tell us which branch to use
             if mappings:
-                for key in mappings.iterkeys():
+                for key in mappings:
                     if re.match(key, hostname):
                         return mappings[key]
         if branch is None:
diff --git a/lms/templates/shoppingcart/cybersource_form.html b/lms/templates/shoppingcart/cybersource_form.html
index c42de3354f..6c34a37a0f 100644
--- a/lms/templates/shoppingcart/cybersource_form.html
+++ b/lms/templates/shoppingcart/cybersource_form.html
@@ -1,6 +1,6 @@
 <%! from django.utils.translation import ugettext as _ %>
     <form action="${action}" method="post">
-        % for pk, pv in params.iteritems():
+        % for pk, pv in params.items():
             <input type="hidden" name="${pk}" value="${pv}" />
         % endfor