diff --git a/source/_docs/configuration/customizing-devices.markdown b/source/_docs/configuration/customizing-devices.markdown
index 2deb2316da2..9ce66f5edef 100644
--- a/source/_docs/configuration/customizing-devices.markdown
+++ b/source/_docs/configuration/customizing-devices.markdown
@@ -100,7 +100,7 @@ homeassistant:
       icon: mdi:kettle
     switch.rfxtrx_switch:
       assumed_state: false
-    media_player.my_media_player
+    media_player.my_media_player:
       source_list:
         - Channel/input from my available sources
   # Customize all entities in a domain