diff --git a/homeassistant/components/switch/tplink.py b/homeassistant/components/switch/tplink.py
index b4c1df3db73..cc00a3691ee 100644
--- a/homeassistant/components/switch/tplink.py
+++ b/homeassistant/components/switch/tplink.py
@@ -14,7 +14,7 @@ from homeassistant.components.switch import (SwitchDevice, PLATFORM_SCHEMA)
 from homeassistant.const import (CONF_HOST, CONF_NAME)
 import homeassistant.helpers.config_validation as cv
 
-REQUIREMENTS = ['pyHS100==0.2.4.1']
+REQUIREMENTS = ['pyHS100==0.2.4.2']
 
 _LOGGER = logging.getLogger(__name__)
 
diff --git a/requirements_all.txt b/requirements_all.txt
index 61a14c72ae4..43c0240452c 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -469,7 +469,7 @@ py-cpuinfo==3.0.0
 pyCEC==0.4.13
 
 # homeassistant.components.switch.tplink
-pyHS100==0.2.4.1
+pyHS100==0.2.4.2
 
 # homeassistant.components.rfxtrx
 pyRFXtrx==0.17.0