diff --git a/homeassistant/components/device_tracker/nmap_tracker.py b/homeassistant/components/device_tracker/nmap_tracker.py
index 5c619e001a3..8d9c2e72c20 100644
--- a/homeassistant/components/device_tracker/nmap_tracker.py
+++ b/homeassistant/components/device_tracker/nmap_tracker.py
@@ -44,7 +44,7 @@ _LOGGER = logging.getLogger(__name__)
 # interval in minutes to exclude devices from a scan while they are home
 CONF_HOME_INTERVAL = "home_interval"
 
-REQUIREMENTS = ['python-nmap==0.4.1']
+REQUIREMENTS = ['python-nmap==0.4.3']
 
 
 def get_scanner(hass, config):
diff --git a/requirements_all.txt b/requirements_all.txt
index 6a0ae0e0169..19cc04016a8 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -25,7 +25,7 @@ pyuserinput==0.1.9
 tellcore-py==1.0.4
 
 # Nmap bindings (device_tracker.nmap)
-python-nmap==0.4.1
+python-nmap==0.4.3
 
 # PushBullet bindings (notify.pushbullet)
 pushbullet.py==0.7.1