diff --git a/homeassistant/components/sensor/temper.py b/homeassistant/components/sensor/temper.py
index ce9d974d927..973e07d9cf3 100644
--- a/homeassistant/components/sensor/temper.py
+++ b/homeassistant/components/sensor/temper.py
@@ -13,7 +13,7 @@ from homeassistant.helpers.entity import Entity
 
 _LOGGER = logging.getLogger(__name__)
 
-REQUIREMENTS = ['temperusb==1.5.1']
+REQUIREMENTS = ['temperusb==1.5.3']
 
 CONF_SCALE = 'scale'
 CONF_OFFSET = 'offset'
@@ -35,7 +35,7 @@ def get_temper_devices():
 
 # pylint: disable=unused-argument
 def setup_platform(hass, config, add_devices, discovery_info=None):
-    """Setu p the Temper sensors."""
+    """Set up the Temper sensors."""
     temp_unit = hass.config.units.temperature_unit
     name = config.get(CONF_NAME)
     scaling = {
diff --git a/requirements_all.txt b/requirements_all.txt
index 358db1d3802..2f72e647163 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -784,7 +784,7 @@ tellcore-py==1.1.2
 tellduslive==0.3.4
 
 # homeassistant.components.sensor.temper
-temperusb==1.5.1
+temperusb==1.5.3
 
 # homeassistant.components.thingspeak
 thingspeak==0.4.1