diff --git a/dsmr_parser/protocol.py b/dsmr_parser/protocol.py
index 2ee9c32..f31748f 100644
--- a/dsmr_parser/protocol.py
+++ b/dsmr_parser/protocol.py
@@ -9,7 +9,7 @@ from serial_asyncio import create_serial_connection
 from . import telegram_specifications
 from .exceptions import ParseError
 from .parsers import TelegramParserV2_2, TelegramParserV4
-from .serial import (SERIAL_SETTINGS_V2_2, SERIAL_SETTINGS_V4,TelegramBuffer)
+from .serial import (SERIAL_SETTINGS_V2_2, SERIAL_SETTINGS_V4, TelegramBuffer)
 
 
 def create_dsmr_protocol(dsmr_version, telegram_callback, loop=None):
diff --git a/dsmr_parser/serial.py b/dsmr_parser/serial.py
index 54128b3..1d92ba8 100644
--- a/dsmr_parser/serial.py
+++ b/dsmr_parser/serial.py
@@ -68,7 +68,6 @@ class SerialReader(object):
                         logger.error('Failed to parse telegram: %s', e)
 
 
-
 class AsyncSerialReader(SerialReader):
     """Serial reader using asyncio pyserial."""