diff --git a/homeassistant/components/sensor/cpuspeed.py b/homeassistant/components/sensor/cpuspeed.py
index 25b7bba506c..c39ae43aef0 100644
--- a/homeassistant/components/sensor/cpuspeed.py
+++ b/homeassistant/components/sensor/cpuspeed.py
@@ -13,7 +13,7 @@ from homeassistant.components.sensor import PLATFORM_SCHEMA
 from homeassistant.const import CONF_NAME
 from homeassistant.helpers.entity import Entity
 
-REQUIREMENTS = ['py-cpuinfo==3.3.0']
+REQUIREMENTS = ['py-cpuinfo==4.0.0']
 
 _LOGGER = logging.getLogger(__name__)
 
diff --git a/requirements_all.txt b/requirements_all.txt
index 95cb8c5462a..c1a44c8535b 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -648,7 +648,7 @@ py-august==0.4.0
 py-canary==0.5.0
 
 # homeassistant.components.sensor.cpuspeed
-py-cpuinfo==3.3.0
+py-cpuinfo==4.0.0
 
 # homeassistant.components.melissa
 py-melissa-climate==1.0.6