diff --git a/homeassistant/components/device_tracker/ddwrt.py b/homeassistant/components/device_tracker/ddwrt.py
index c17aca201d8..3d63c49209c 100644
--- a/homeassistant/components/device_tracker/ddwrt.py
+++ b/homeassistant/components/device_tracker/ddwrt.py
@@ -17,6 +17,7 @@ _LOGGER = logging.getLogger(__name__)
 
 _DDWRT_DATA_REGEX = re.compile(r'\{(\w+)::([^\}]*)\}')
 
+
 # pylint: disable=unused-argument
 def get_scanner(hass, config):
     """ Validates config and returns a DdWrt scanner. """