diff --git a/homeassistant/components/sensor/onewire.py b/homeassistant/components/sensor/onewire.py
index 814289d2ffa..c1cadb71e19 100644
--- a/homeassistant/components/sensor/onewire.py
+++ b/homeassistant/components/sensor/onewire.py
@@ -98,5 +98,5 @@ class OneWire(Entity):
             temp_string = lines[1][equals_pos+2:]
             temp = round(float(temp_string) / 1000.0, 1)
             if temp < -55 or temp > 125:
-                return 
+                return
             self._state = temp