diff --git a/docs/entity_media_player.md b/docs/entity_media_player.md
index ab1242e6..ee45322c 100644
--- a/docs/entity_media_player.md
+++ b/docs/entity_media_player.md
@@ -68,6 +68,7 @@ Required. Returns one of the defined constants from the below list that matches
     class MyMediaPlayer(MediaPlayerDevice):
       # Implement the following method.
 
+      @property
       def media_content_type(self):
         """Content type of current playing media."""