diff --git a/homeassistant/components/device_tracker/snmp.py b/homeassistant/components/device_tracker/snmp.py
index 49dfc81112f986780ed11ceaed5b501db22dac68..c9c27fb2bfa848dc603e908af13f461f67eb39b9 100644
--- a/homeassistant/components/device_tracker/snmp.py
+++ b/homeassistant/components/device_tracker/snmp.py
@@ -14,7 +14,7 @@ from homeassistant.components.device_tracker import (
     DOMAIN, PLATFORM_SCHEMA, DeviceScanner)
 from homeassistant.const import CONF_HOST
 
-REQUIREMENTS = ['pysnmp==4.4.3']
+REQUIREMENTS = ['pysnmp==4.4.4']
 
 _LOGGER = logging.getLogger(__name__)
 
diff --git a/homeassistant/components/sensor/snmp.py b/homeassistant/components/sensor/snmp.py
index b2318564d16e04384ba30d40ad73ec24f5b42737..95bf207acf8e3948a87397a8c5301f7f73a5110c 100644
--- a/homeassistant/components/sensor/snmp.py
+++ b/homeassistant/components/sensor/snmp.py
@@ -16,7 +16,7 @@ from homeassistant.const import (
     CONF_HOST, CONF_NAME, CONF_PORT, CONF_UNIT_OF_MEASUREMENT, STATE_UNKNOWN,
     CONF_VALUE_TEMPLATE)
 
-REQUIREMENTS = ['pysnmp==4.4.3']
+REQUIREMENTS = ['pysnmp==4.4.4']
 
 _LOGGER = logging.getLogger(__name__)
 
diff --git a/homeassistant/components/switch/snmp.py b/homeassistant/components/switch/snmp.py
index f2d536c5961ad0bf49af4cf3f70a0e4b89de1ccb..115e31cb7336590f046f92d2cd32b1da2f9da4d7 100644
--- a/homeassistant/components/switch/snmp.py
+++ b/homeassistant/components/switch/snmp.py
@@ -13,7 +13,7 @@ from homeassistant.const import (
     CONF_HOST, CONF_NAME, CONF_PORT, CONF_PAYLOAD_ON, CONF_PAYLOAD_OFF)
 import homeassistant.helpers.config_validation as cv
 
-REQUIREMENTS = ['pysnmp==4.4.3']
+REQUIREMENTS = ['pysnmp==4.4.4']
 
 _LOGGER = logging.getLogger(__name__)
 
diff --git a/requirements_all.txt b/requirements_all.txt
index 1c90d0ef813a3a6f761042ad910d294964b4a3e2..739d2a3cb24fd47aec539ce0c74f2b32e72d0ee2 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -833,7 +833,7 @@ pysma==0.1.3
 # homeassistant.components.device_tracker.snmp
 # homeassistant.components.sensor.snmp
 # homeassistant.components.switch.snmp
-pysnmp==4.4.3
+pysnmp==4.4.4
 
 # homeassistant.components.media_player.liveboxplaytv
 pyteleloisirs==3.3