From c66f938919b6349f18d84d174cbed1f958a9d8cc Mon Sep 17 00:00:00 2001
From: Alan Bowman <alan.michael.bowman@gmail.com>
Date: Wed, 9 Sep 2015 09:48:43 +0100
Subject: [PATCH] Use Dobson Units for ozone

---
 homeassistant/components/sensor/forecast.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/homeassistant/components/sensor/forecast.py b/homeassistant/components/sensor/forecast.py
index 11d97e645a7..2c966530967 100644
--- a/homeassistant/components/sensor/forecast.py
+++ b/homeassistant/components/sensor/forecast.py
@@ -71,7 +71,7 @@ SENSOR_TYPES = {
     'humidity': ['Humidity', '%'],
     'pressure': ['Pressure', 'mBar'],
     'visibility': ['Visibility', 'km'],
-    'ozone': ['Ozone', ''],
+    'ozone': ['Ozone', 'DU'],
 }
 
 # Return cached results if last scan was less then this time ago