diff --git a/homeassistant/components/discovery.py b/homeassistant/components/discovery.py
index 7ba66f9aba6..cb2e2d3c780 100644
--- a/homeassistant/components/discovery.py
+++ b/homeassistant/components/discovery.py
@@ -19,7 +19,7 @@ from homeassistant.const import (
 
 DOMAIN = "discovery"
 DEPENDENCIES = []
-REQUIREMENTS = ['netdisco>=0.2']
+REQUIREMENTS = ['netdisco>=0.3']
 
 SCAN_INTERVAL = 300  # seconds
 
diff --git a/homeassistant/components/light/hue.py b/homeassistant/components/light/hue.py
index f012d160b7f..c3b28ec1dd6 100644
--- a/homeassistant/components/light/hue.py
+++ b/homeassistant/components/light/hue.py
@@ -39,7 +39,7 @@ def setup_platform(hass, config, add_devices_callback, discovery_info=None):
         return
 
     if discovery_info is not None:
-        host = urlparse(discovery_info).hostname
+        host = urlparse(discovery_info[1]).hostname
     else:
         host = config.get(CONF_HOST, None)
 
diff --git a/homeassistant/components/switch/wemo.py b/homeassistant/components/switch/wemo.py
index 1614db02653..d133191e6db 100644
--- a/homeassistant/components/switch/wemo.py
+++ b/homeassistant/components/switch/wemo.py
@@ -18,7 +18,7 @@ def setup_platform(hass, config, add_devices_callback, discovery_info=None):
     import pywemo.discovery as discovery
 
     if discovery_info is not None:
-        device = discovery.device_from_description(discovery_info)
+        device = discovery.device_from_description(discovery_info[2])
 
         if device:
             add_devices_callback([WemoSwitch(device)])
diff --git a/requirements.txt b/requirements.txt
index 88552844823..20d1d72b47c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -84,7 +84,7 @@ https://github.com/theolind/pymysensors/archive/master.zip#egg=pymysensors-0.1
 pynetgear>=0.1
 
 # Netdisco (discovery)
-netdisco>=0.2
+netdisco>=0.3
 
 # Wemo (switch.wemo)
 pywemo>=0.2