diff --git a/homeassistant/components/sensor/darksky.py b/homeassistant/components/sensor/darksky.py
index 7d535c5f1d9..ac09de9c699 100644
--- a/homeassistant/components/sensor/darksky.py
+++ b/homeassistant/components/sensor/darksky.py
@@ -146,7 +146,7 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
                   'Latitude and longitude must exist together'): cv.latitude,
     vol.Inclusive(CONF_LONGITUDE, 'coordinates',
                   'Latitude and longitude must exist together'): cv.longitude,
-    vol.Optional(CONF_UPDATE_INTERVAL, default=timedelta(seconds=120)): (
+    vol.Optional(CONF_UPDATE_INTERVAL, default=timedelta(seconds=300)): (
         vol.All(cv.time_period, cv.positive_timedelta)),
     vol.Optional(CONF_FORECAST):
         vol.All(cv.ensure_list, [vol.Range(min=1, max=7)]),