diff --git a/homeassistant/components/media_player/services.yaml b/homeassistant/components/media_player/services.yaml
index 9482661b464..ca3aaba7a9e 100644
--- a/homeassistant/components/media_player/services.yaml
+++ b/homeassistant/components/media_player/services.yaml
@@ -59,8 +59,8 @@ volume_set:
       description: Name(s) of entities to set volume level on
       example: 'media_player.living_room_sonos'
     volume_level:
-      description: Volume level to set
-      example: 60
+      description: Volume level to set as float
+      example: 0.6
 
 media_play_pause:
   description: Toggle media player play/pause state
@@ -236,4 +236,4 @@ soundtouch_remove_zone_slave:
   fields:
     entity_id:
       description: Name of entites that will be remove from the multi-room zone. Platform dependent.
-      example: 'media_player.soundtouch_home'
\ No newline at end of file
+      example: 'media_player.soundtouch_home'