diff --git a/homeassistant/components/lg_netcast/media_player.py b/homeassistant/components/lg_netcast/media_player.py
index 64ef4f0939f..5faf6941aeb 100644
--- a/homeassistant/components/lg_netcast/media_player.py
+++ b/homeassistant/components/lg_netcast/media_player.py
@@ -20,6 +20,7 @@ from homeassistant.components.media_player.const import (
     SUPPORT_TURN_OFF,
     SUPPORT_TURN_ON,
     SUPPORT_VOLUME_MUTE,
+    SUPPORT_VOLUME_SET,
     SUPPORT_VOLUME_STEP,
 )
 from homeassistant.const import (
@@ -48,6 +49,7 @@ MIN_TIME_BETWEEN_SCANS = timedelta(seconds=10)
 SUPPORT_LGTV = (
     SUPPORT_PAUSE
     | SUPPORT_VOLUME_STEP
+    | SUPPORT_VOLUME_SET
     | SUPPORT_VOLUME_MUTE
     | SUPPORT_PREVIOUS_TRACK
     | SUPPORT_NEXT_TRACK
@@ -121,11 +123,8 @@ class LgTVDevice(MediaPlayerEntity):
         try:
             with self._client as client:
                 self._state = STATE_PLAYING
-                volume_info = client.query_data("volume_info")
-                if volume_info:
-                    volume_info = volume_info[0]
-                    self._volume = float(volume_info.find("level").text)
-                    self._muted = volume_info.find("mute").text == "true"
+
+                self.__update_volume()
 
                 channel_info = client.query_data("cur_channel")
                 if channel_info:
@@ -160,6 +159,13 @@ class LgTVDevice(MediaPlayerEntity):
         except (LgNetCastError, RequestException):
             self._state = STATE_OFF
 
+    def __update_volume(self):
+        volume_info = self._client.get_volume()
+        if volume_info:
+            (volume, muted) = volume_info
+            self._volume = volume
+            self._muted = muted
+
     @property
     def name(self):
         """Return the name of the device."""
@@ -241,6 +247,10 @@ class LgTVDevice(MediaPlayerEntity):
         """Volume down media player."""
         self.send_command(25)
 
+    def set_volume_level(self, volume):
+        """Set volume level, range 0..1."""
+        self._client.set_volume(float(volume * 100))
+
     def mute_volume(self, mute):
         """Send mute command."""
         self.send_command(26)