diff --git a/netlib/tcp.py b/netlib/tcp.py
index 374607439..1fd0164fb 100644
--- a/netlib/tcp.py
+++ b/netlib/tcp.py
@@ -875,7 +875,6 @@ class BaseHandler(_Connection):
 
 
 class Counter:
-
     def __init__(self):
         self._count = 0
         self._lock = threading.Lock()