diff --git a/utilities.py b/utilities.py
index ed73212f4ed7a7fd5e9c8cbea9a450c323c7b650..c8bde8a3b7baf9e034541188c01b6e73e3bfc00e 100644
--- a/utilities.py
+++ b/utilities.py
@@ -73,6 +73,7 @@ def expand_to_6(pair):
 
 # }}}
 
+
 # {{{ device
 
 def get_queue(ctx_factory):