diff --git a/homeassistant/components/sensor/temper.py b/homeassistant/components/sensor/temper.py
index b99ee407400..ab95ab70793 100644
--- a/homeassistant/components/sensor/temper.py
+++ b/homeassistant/components/sensor/temper.py
@@ -30,6 +30,7 @@ def setup_platform(hass, config, add_devices_callback, discovery_info=None):
 
 
 class TemperSensor(Entity):
+    """ Represents an Temper temperature sensor  within Home Assistant. """
     def __init__(self, temper_device, temp_unit, name):
         self.temper_device = temper_device
         self.temp_unit = temp_unit
@@ -55,6 +56,6 @@ class TemperSensor(Entity):
         """ Retrieve latest state. """
         try:
             self.current_value = self.temper_device.get_temperature()
-        except Exception:
+        except IOError:
             _LOGGER.error('Failed to get temperature due to insufficient '
                           'permissions. Try running with "sudo"')
diff --git a/requirements.txt b/requirements.txt
index f0f49e5a248..7d8e7839d68 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -91,3 +91,6 @@ pywemo>=0.1
 
 # Wink (*.wink)
 https://github.com/balloob/python-wink/archive/master.zip#pywink>=0.1
+
+# Temper sensors
+https://github.com/rkabadi/temper-python/archive/master.zip
\ No newline at end of file