diff --git a/moulinette/actionsmap.py b/moulinette/actionsmap.py
index 9d41eb59..b8540910 100644
--- a/moulinette/actionsmap.py
+++ b/moulinette/actionsmap.py
@@ -91,7 +91,6 @@ class CommentParameter(_ExtraParameter):
     def __call__(self, message, arg_name, arg_value):
         if arg_value:
             return
-        
         return msignals.display(m18n.n(message))
 
     @classmethod