diff --git a/homeassistant/components/binary_sensor/deconz.py b/homeassistant/components/binary_sensor/deconz.py
index 6f59da0755a..0a370d754ee 100644
--- a/homeassistant/components/binary_sensor/deconz.py
+++ b/homeassistant/components/binary_sensor/deconz.py
@@ -5,9 +5,9 @@ For more details about this component, please refer to the documentation at
 https://home-assistant.io/components/binary_sensor.deconz/
 """
 from homeassistant.components.binary_sensor import BinarySensorDevice
-from homeassistant.components.deconz import (
-    CONF_ALLOW_CLIP_SENSOR, DOMAIN as DATA_DECONZ, DATA_DECONZ_ID,
-    DATA_DECONZ_UNSUB)
+from homeassistant.components.deconz.const import (
+    ATTR_DARK, ATTR_ON, CONF_ALLOW_CLIP_SENSOR, DOMAIN as DATA_DECONZ,
+    DATA_DECONZ_ID, DATA_DECONZ_UNSUB)
 from homeassistant.const import ATTR_BATTERY_LEVEL
 from homeassistant.core import callback
 from homeassistant.helpers.dispatcher import async_dispatcher_connect
@@ -62,7 +62,8 @@ class DeconzBinarySensor(BinarySensorDevice):
         """
         if reason['state'] or \
            'reachable' in reason['attr'] or \
-           'battery' in reason['attr']:
+           'battery' in reason['attr'] or \
+           'on' in reason['attr']:
             self.async_schedule_update_ha_state()
 
     @property
@@ -107,6 +108,8 @@ class DeconzBinarySensor(BinarySensorDevice):
         attr = {}
         if self._sensor.battery:
             attr[ATTR_BATTERY_LEVEL] = self._sensor.battery
+        if self._sensor.on is not None:
+            attr[ATTR_ON] = self._sensor.on
         if self._sensor.type in PRESENCE and self._sensor.dark is not None:
-            attr['dark'] = self._sensor.dark
+            attr[ATTR_DARK] = self._sensor.dark
         return attr
diff --git a/homeassistant/components/deconz/__init__.py b/homeassistant/components/deconz/__init__.py
index 4fa89f8cfd3..88174b9d612 100644
--- a/homeassistant/components/deconz/__init__.py
+++ b/homeassistant/components/deconz/__init__.py
@@ -22,7 +22,7 @@ from .const import (
     CONF_ALLOW_CLIP_SENSOR, CONFIG_FILE, DATA_DECONZ_EVENT,
     DATA_DECONZ_ID, DATA_DECONZ_UNSUB, DOMAIN, _LOGGER)
 
-REQUIREMENTS = ['pydeconz==39']
+REQUIREMENTS = ['pydeconz==42']
 
 CONFIG_SCHEMA = vol.Schema({
     DOMAIN: vol.Schema({
diff --git a/homeassistant/components/deconz/const.py b/homeassistant/components/deconz/const.py
index f7aa4c7a430..6deee322a15 100644
--- a/homeassistant/components/deconz/const.py
+++ b/homeassistant/components/deconz/const.py
@@ -11,3 +11,6 @@ DATA_DECONZ_UNSUB = 'deconz_dispatchers'
 
 CONF_ALLOW_CLIP_SENSOR = 'allow_clip_sensor'
 CONF_ALLOW_DECONZ_GROUPS = 'allow_deconz_groups'
+
+ATTR_DARK = 'dark'
+ATTR_ON = 'on'
diff --git a/homeassistant/components/sensor/deconz.py b/homeassistant/components/sensor/deconz.py
index 0db06622ad8..7c492fd496d 100644
--- a/homeassistant/components/sensor/deconz.py
+++ b/homeassistant/components/sensor/deconz.py
@@ -4,9 +4,9 @@ Support for deCONZ sensor.
 For more details about this component, please refer to the documentation at
 https://home-assistant.io/components/sensor.deconz/
 """
-from homeassistant.components.deconz import (
-    CONF_ALLOW_CLIP_SENSOR, DOMAIN as DATA_DECONZ, DATA_DECONZ_ID,
-    DATA_DECONZ_UNSUB)
+from homeassistant.components.deconz.const import (
+    ATTR_DARK, ATTR_ON, CONF_ALLOW_CLIP_SENSOR, DOMAIN as DATA_DECONZ,
+    DATA_DECONZ_ID, DATA_DECONZ_UNSUB)
 from homeassistant.const import (
     ATTR_BATTERY_LEVEL, ATTR_VOLTAGE, DEVICE_CLASS_BATTERY)
 from homeassistant.core import callback
@@ -72,7 +72,8 @@ class DeconzSensor(Entity):
         """
         if reason['state'] or \
            'reachable' in reason['attr'] or \
-           'battery' in reason['attr']:
+           'battery' in reason['attr'] or \
+           'on' in reason['attr']:
             self.async_schedule_update_ha_state()
 
     @property
@@ -122,8 +123,10 @@ class DeconzSensor(Entity):
         attr = {}
         if self._sensor.battery:
             attr[ATTR_BATTERY_LEVEL] = self._sensor.battery
+        if self._sensor.on is not None:
+            attr[ATTR_ON] = self._sensor.on
         if self._sensor.type in LIGHTLEVEL and self._sensor.dark is not None:
-            attr['dark'] = self._sensor.dark
+            attr[ATTR_DARK] = self._sensor.dark
         if self.unit_of_measurement == 'Watts':
             attr[ATTR_CURRENT] = self._sensor.current
             attr[ATTR_VOLTAGE] = self._sensor.voltage
diff --git a/requirements_all.txt b/requirements_all.txt
index 800b7e85c16..b3bb6261cab 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -783,7 +783,7 @@ pycsspeechtts==1.0.2
 pydaikin==0.4
 
 # homeassistant.components.deconz
-pydeconz==39
+pydeconz==42
 
 # homeassistant.components.zwave
 pydispatcher==2.0.5
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index a50e10a871e..6942b16bc29 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -133,7 +133,7 @@ py-canary==0.5.0
 pyblackbird==0.5
 
 # homeassistant.components.deconz
-pydeconz==39
+pydeconz==42
 
 # homeassistant.components.zwave
 pydispatcher==2.0.5