diff --git a/homeassistant/components/sensor/coinmarketcap.py b/homeassistant/components/sensor/coinmarketcap.py index e041352af58..eee43328f29 100644 --- a/homeassistant/components/sensor/coinmarketcap.py +++ b/homeassistant/components/sensor/coinmarketcap.py @@ -77,7 +77,7 @@ class CoinMarketCapSensor(Entity): @property def state(self): """Return the state of the sensor.""" - return round(self._ticker.get('price_usd'), 2) + return round(float(self._ticker.get('price_usd')), 2) @property def unit_of_measurement(self):