diff --git a/esphome/esp-reterminal-e1001.yaml b/esphome/esp-reterminal-e1001.yaml
index 5aea7d0..09ed615 100644
--- a/esphome/esp-reterminal-e1001.yaml
+++ b/esphome/esp-reterminal-e1001.yaml
@@ -1443,7 +1443,7 @@ mqtt:
 
   on_message:
     - topic: "${mqtt_command_topic}/deepsleep"
-      payload: "ON"
+      payload: "On"
       then:
         - lambda: |-
             id(sleep_allowed) = true;
@@ -1453,12 +1453,12 @@ mqtt:
         - logger.log: "Deep sleep ALLOWED by retained MQTT command."
         - mqtt.publish:
             topic: "${mqtt_status_topic}/deepsleep"
-            payload: "ON"
+            payload: "On"
             qos: 1
             retain: true
 
     - topic: "${mqtt_command_topic}/deepsleep"
-      payload: "OFF"
+      payload: "Off"
       then:
         - lambda: |-
             id(sleep_allowed) = false;
@@ -1467,7 +1467,7 @@ mqtt:
         - logger.log: "Deep sleep PREVENTED by retained MQTT command."
         - mqtt.publish:
             topic: "${mqtt_status_topic}/deepsleep"
-            payload: "OFF"
+            payload: "Off"
             qos: 1
             retain: true
         - mqtt.publish: