diff --git a/homeassistant/components/light/tellstick.py b/homeassistant/components/light/tellstick.py
index de612ea7551..c24f5a3010f 100644
--- a/homeassistant/components/light/tellstick.py
+++ b/homeassistant/components/light/tellstick.py
@@ -9,7 +9,7 @@ from homeassistant.components.light import Light, ATTR_BRIGHTNESS
 from homeassistant.const import ATTR_FRIENDLY_NAME
 import tellcore.constants as tellcore_constants
 from tellcore.library import DirectCallbackDispatcher
-REQUIREMENTS = ['tellcore-py==1.0.4']
+REQUIREMENTS = ['tellcore-py==1.1.2']
 
 
 # pylint: disable=unused-argument
diff --git a/homeassistant/components/sensor/tellstick.py b/homeassistant/components/sensor/tellstick.py
index 7ee0fc19a99..6ec24d18ef1 100644
--- a/homeassistant/components/sensor/tellstick.py
+++ b/homeassistant/components/sensor/tellstick.py
@@ -34,7 +34,7 @@ import homeassistant.util as util
 
 DatatypeDescription = namedtuple("DatatypeDescription", ['name', 'unit'])
 
-REQUIREMENTS = ['tellcore-py==1.0.4']
+REQUIREMENTS = ['tellcore-py==1.1.2']
 
 
 # pylint: disable=unused-argument
diff --git a/homeassistant/components/switch/tellstick.py b/homeassistant/components/switch/tellstick.py
index c17347bd587..180019cc42e 100644
--- a/homeassistant/components/switch/tellstick.py
+++ b/homeassistant/components/switch/tellstick.py
@@ -17,7 +17,7 @@ import tellcore.constants as tellcore_constants
 from tellcore.library import DirectCallbackDispatcher
 SINGAL_REPETITIONS = 1
 
-REQUIREMENTS = ['tellcore-py==1.0.4']
+REQUIREMENTS = ['tellcore-py==1.1.2']
 
 
 # pylint: disable=unused-argument
diff --git a/requirements_all.txt b/requirements_all.txt
index 19cc04016a8..3b74c153959 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -22,7 +22,7 @@ pychromecast==0.6.12
 pyuserinput==0.1.9
 
 # Tellstick bindings (*.tellstick)
-tellcore-py==1.0.4
+tellcore-py==1.1.2
 
 # Nmap bindings (device_tracker.nmap)
 python-nmap==0.4.3