diff --git a/homeassistant/components/discovery.py b/homeassistant/components/discovery.py
index 807f1fe3944..cfd6ffd55eb 100644
--- a/homeassistant/components/discovery.py
+++ b/homeassistant/components/discovery.py
@@ -17,7 +17,7 @@ from homeassistant.const import (
     ATTR_SERVICE, ATTR_DISCOVERED)
 
 DOMAIN = "discovery"
-REQUIREMENTS = ['netdisco==0.5.1']
+REQUIREMENTS = ['netdisco==0.5.2']
 
 SCAN_INTERVAL = 300  # seconds
 
diff --git a/requirements_all.txt b/requirements_all.txt
index 3f15ecf2e99..bf07dd4dfcf 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -18,7 +18,7 @@ python-nmap==0.4.3
 pysnmp==4.2.5
 
 # homeassistant.components.discovery
-netdisco==0.5.1
+netdisco==0.5.2
 
 # homeassistant.components.ecobee
 https://github.com/nkgilley/python-ecobee-api/archive/d35596b67c75451fa47001c493a15eebee195e93.zip#python-ecobee==0.0.1