diff --git a/rtv/theme.py b/rtv/theme.py
index 8ecd971..cce0b09 100644
--- a/rtv/theme.py
+++ b/rtv/theme.py
@@ -554,3 +554,5 @@ class ThemeList(object):
 
     def previous(self, theme):
         return self._step(theme, -1)
+
+