diff --git a/homeassistant/components/qwikswitch.py b/homeassistant/components/qwikswitch.py
index dd0e7d41b50..1bb77ec1435 100644
--- a/homeassistant/components/qwikswitch.py
+++ b/homeassistant/components/qwikswitch.py
@@ -9,8 +9,8 @@ from homeassistant.const import EVENT_HOMEASSISTANT_STOP
 from homeassistant.components.light import ATTR_BRIGHTNESS
 from homeassistant.components.discovery import load_platform
 
-REQUIREMENTS = ['https://github.com/kellerza/pyqwikswitch/archive/v0.1.zip'
-                '#pyqwikswitch==0.1']
+REQUIREMENTS = ['https://github.com/kellerza/pyqwikswitch/archive/v0.3.zip'
+                '#pyqwikswitch==0.3']
 DEPENDENCIES = []
 
 _LOGGER = logging.getLogger(__name__)
@@ -36,11 +36,12 @@ class QSToggleEntity(object):
 
     def __init__(self, qsitem, qsusb):
         """Initialize the ToggleEntity."""
-        self._id = qsitem['id']
-        self._name = qsitem['name']
+        from pyqwikswitch import (QS_ID, QS_NAME, QSType, PQS_VALUE, PQS_TYPE)
+        self._id = qsitem[QS_ID]
+        self._name = qsitem[QS_NAME]
+        self._value = qsitem[PQS_VALUE]
         self._qsusb = qsusb
-        self._value = qsitem.get('value', 0)
-        self._dim = qsitem['type'] == 'dim'
+        self._dim = qsitem[PQS_TYPE] == QSType.dimmer
 
     @property
     def brightness(self):
@@ -73,23 +74,24 @@ class QSToggleEntity(object):
 
     def turn_on(self, **kwargs):
         """Turn the device on."""
+        newvalue = 255
         if ATTR_BRIGHTNESS in kwargs:
-            self.update_value(kwargs[ATTR_BRIGHTNESS])
-        else:
-            self.update_value(255)
-
-        return self._qsusb.set(self._id, round(min(self._value, 255)/2.55))
+            newvalue = kwargs[ATTR_BRIGHTNESS]
+        if self._qsusb.set(self._id, round(min(newvalue, 255)/2.55)) >= 0:
+            self.update_value(newvalue)
 
     # pylint: disable=unused-argument
     def turn_off(self, **kwargs):
         """Turn the device off."""
-        self.update_value(0)
-        return self._qsusb.set(self._id, 0)
+        if self._qsusb.set(self._id, 0) >= 0:
+            self.update_value(0)
 
 
+# pylint: disable=too-many-locals
 def setup(hass, config):
     """Setup the QSUSB component."""
-    from pyqwikswitch import QSUsb, CMD_BUTTONS
+    from pyqwikswitch import (QSUsb, CMD_BUTTONS, QS_NAME, QS_ID, QS_CMD,
+                              QS_TYPE, PQS_VALUE, PQS_TYPE, QSType)
 
     # Override which cmd's in /&listen packets will fire events
     # By default only buttons of type [TOGGLE,SCENE EXE,LEVEL]
@@ -113,9 +115,10 @@ def setup(hass, config):
 
     # Identify switches & remove ' Switch' postfix in name
     for item in qsusb.ha_devices:
-        if item['type'] == 'rel' and item['name'].lower().endswith(' switch'):
-            item['type'] = 'switch'
-            item['name'] = item['name'][:-7]
+        if item[PQS_TYPE] == QSType.relay and \
+           item[QS_NAME].lower().endswith(' switch'):
+            item[QS_TYPE] = 'switch'
+            item[QS_NAME] = item[QS_NAME][:-7]
 
     global QSUSB
     if QSUSB is None:
@@ -130,8 +133,8 @@ def setup(hass, config):
     def qs_callback(item):
         """Typically a button press or update signal."""
         # If button pressed, fire a hass event
-        if item.get('cmd', '') in cmd_buttons:
-            hass.bus.fire('qwikswitch.button.' + item.get('id', '@no_id'))
+        if item.get(QS_CMD, '') in cmd_buttons:
+            hass.bus.fire('qwikswitch.button.' + item.get(QS_ID, '@no_id'))
             return
 
         # Update all ha_objects
@@ -139,10 +142,9 @@ def setup(hass, config):
         if qsreply is False:
             return
         for item in qsreply:
-            item_id = item.get('id', '')
-            if item_id in qsusb.ha_objects:
-                qsusb.ha_objects[item_id].update_value(
-                    round(min(item['value'], 100) * 2.55))
+            if item[QS_ID] in qsusb.ha_objects:
+                qsusb.ha_objects[item[QS_ID]].update_value(
+                    round(min(item[PQS_VALUE], 100) * 2.55))
 
     qsusb.listen(callback=qs_callback, timeout=30)
     return True
diff --git a/requirements_all.txt b/requirements_all.txt
index 8938a75951a..f079a525d94 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -119,7 +119,7 @@ https://github.com/danieljkemp/onkyo-eiscp/archive/python3.zip#onkyo-eiscp==0.9.
 https://github.com/jamespcole/home-assistant-nzb-clients/archive/616cad59154092599278661af17e2a9f2cf5e2a9.zip#python-sabnzbd==0.1
 
 # homeassistant.components.qwikswitch
-https://github.com/kellerza/pyqwikswitch/archive/v0.1.zip#pyqwikswitch==0.1
+https://github.com/kellerza/pyqwikswitch/archive/v0.3.zip#pyqwikswitch==0.3
 
 # homeassistant.components.ecobee
 https://github.com/nkgilley/python-ecobee-api/archive/4a884bc146a93991b4210f868f3d6aecf0a181e6.zip#python-ecobee==0.0.5