diff --git a/sites/xenforo.py b/sites/xenforo.py
index 60b760c..749969e 100644
--- a/sites/xenforo.py
+++ b/sites/xenforo.py
@@ -266,10 +266,12 @@ class QuestionableQuesting(XenForo):
 class QuestionableQuestingIndex(QuestionableQuesting, XenForoIndex):
     pass
 
+
 @register
 class AlternateHistory(XenForo):
     domain = 'www.alternatehistory.com/forum'
 
+
 @register
 class AlternateHistoryIndex(AlternateHistory, XenForoIndex):
     pass