diff --git a/lib/ansible/plugins/lookup/subelements.py b/lib/ansible/plugins/lookup/subelements.py
index 863130e26e..214a03a8f4 100644
--- a/lib/ansible/plugins/lookup/subelements.py
+++ b/lib/ansible/plugins/lookup/subelements.py
@@ -51,7 +51,7 @@ class LookupModule(LookupBase):
                 # the registered result was completely skipped
                 return []
             elementlist = []
-            for key in terms[0].iterkeys():
+            for key in terms[0]:
                 elementlist.append(terms[0][key])
         else:
             elementlist = terms[0]