diff --git a/homeassistant/components/device_tracker/snmp.py b/homeassistant/components/device_tracker/snmp.py
index 8c1bf6dc67b..add027e1823 100644
--- a/homeassistant/components/device_tracker/snmp.py
+++ b/homeassistant/components/device_tracker/snmp.py
@@ -14,14 +14,14 @@ from homeassistant.components.device_tracker import (
     DOMAIN, PLATFORM_SCHEMA, DeviceScanner)
 from homeassistant.const import CONF_HOST
 
+REQUIREMENTS = ['pysnmp==4.4.2']
+
 _LOGGER = logging.getLogger(__name__)
 
-REQUIREMENTS = ['pysnmp==4.4.1']
-
-CONF_COMMUNITY = 'community'
 CONF_AUTHKEY = 'authkey'
-CONF_PRIVKEY = 'privkey'
 CONF_BASEOID = 'baseoid'
+CONF_COMMUNITY = 'community'
+CONF_PRIVKEY = 'privkey'
 
 DEFAULT_COMMUNITY = 'public'
 
diff --git a/homeassistant/components/sensor/snmp.py b/homeassistant/components/sensor/snmp.py
index 841ff107826..982e7d9559b 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==4.4.1']
+REQUIREMENTS = ['pysnmp==4.4.2']
 
 _LOGGER = logging.getLogger(__name__)
 
diff --git a/homeassistant/components/switch/snmp.py b/homeassistant/components/switch/snmp.py
index d372991c3e2..99ba9d8cd54 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==4.4.1']
+REQUIREMENTS = ['pysnmp==4.4.2']
 
 _LOGGER = logging.getLogger(__name__)
 
diff --git a/requirements_all.txt b/requirements_all.txt
index 25bed72b32b..cd042c018de 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -789,7 +789,7 @@ pysma==0.1.3
 # homeassistant.components.device_tracker.snmp
 # homeassistant.components.sensor.snmp
 # homeassistant.components.switch.snmp
-pysnmp==4.4.1
+pysnmp==4.4.2
 
 # homeassistant.components.sensor.thinkingcleaner
 # homeassistant.components.switch.thinkingcleaner