diff --git a/homeassistant/components/sensor/yahoo_finance.py b/homeassistant/components/sensor/yahoo_finance.py
index 7316528849c..90b388433dd 100644
--- a/homeassistant/components/sensor/yahoo_finance.py
+++ b/homeassistant/components/sensor/yahoo_finance.py
@@ -15,7 +15,7 @@ from homeassistant.helpers.entity import Entity
 from homeassistant.util import Throttle
 import homeassistant.helpers.config_validation as cv
 
-REQUIREMENTS = ['yahoo-finance==1.3.2']
+REQUIREMENTS = ['yahoo-finance==1.4.0']
 
 _LOGGER = logging.getLogger(__name__)
 
diff --git a/requirements_all.txt b/requirements_all.txt
index e193e9c7ea2..302b5412522 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -572,7 +572,7 @@ xboxapi==0.1.1
 xmltodict==0.10.2
 
 # homeassistant.components.sensor.yahoo_finance
-yahoo-finance==1.3.2
+yahoo-finance==1.4.0
 
 # homeassistant.components.sensor.yweather
 yahooweather==0.8