diff --git a/lib/ansible/vars/clean.py b/lib/ansible/vars/clean.py
index a2f47fc3184..c83709df4d7 100644
--- a/lib/ansible/vars/clean.py
+++ b/lib/ansible/vars/clean.py
@@ -106,7 +106,7 @@ def namespace_facts(facts):
     ''' return all facts inside 'ansible_facts' w/o an ansible_ prefix '''
     deprefixed = {}
     for k in facts:
-        if k in ('ansible_local'):
+        if k in ('ansible_local',):
             # exceptions to 'deprefixing'
             deprefixed[k] = deepcopy(facts[k])
         else: