diff --git a/homeassistant/components/switch/tplink.py b/homeassistant/components/switch/tplink.py
index f740a5f16141c..b4c1df3db739e 100644
--- a/homeassistant/components/switch/tplink.py
+++ b/homeassistant/components/switch/tplink.py
@@ -14,7 +14,7 @@
 from homeassistant.const import (CONF_HOST, CONF_NAME)
 import homeassistant.helpers.config_validation as cv
 
-REQUIREMENTS = ['pyHS100==0.2.3']
+REQUIREMENTS = ['pyHS100==0.2.4.1']
 
 _LOGGER = logging.getLogger(__name__)
 
diff --git a/requirements_all.txt b/requirements_all.txt
index ef14d3641367a..b06d6545d0098 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -456,7 +456,7 @@ py-cpuinfo==0.2.7
 pyCEC==0.4.13
 
 # homeassistant.components.switch.tplink
-pyHS100==0.2.3
+pyHS100==0.2.4.1
 
 # homeassistant.components.rfxtrx
 pyRFXtrx==0.17.0