diff --git a/README.md b/README.md
index b5c749d..88656b8 100644
--- a/README.md
+++ b/README.md
@@ -112,15 +112,16 @@ You can monitor the status of the AC adapter (online or offline) by setting `AC_
 
 # Example Home Assistant configuration
 ```yaml
-sensor:
-- platform: mqtt
-  name: Server battery
-  state_topic: &server_battery_topic "battery2mqtt/server/BAT0"
-  value_template: "{{ value_json.capacity }}"
-  unit_of_measurement: '%'
-  json_attributes_topic: *server_battery_topic
-  availability_topic: "battery2mqtt/server/status"
-  device_class: battery
+mqtt:
+  sensor:
+  - name: Server battery
+    default_entity_id: sensor.server_battery
+    state_topic: &server_battery_topic "battery2mqtt/server/BAT0"
+    value_template: "{{ value_json.capacity }}"
+    unit_of_measurement: '%'
+    json_attributes_topic: *server_battery_topic
+    availability_topic: "battery2mqtt/server/status"
+    device_class: battery
 ```
 
 # TODO