diff --git a/README.md b/README.md
index f548ae2..9ee917d 100644
--- a/README.md
+++ b/README.md
@@ -55,4 +55,8 @@ nano /home/tuyactl/env.py
 python3 /home/tuyactl/Zigbee_Doorlock.py
 ```
 
-5. Send MQTT message to topic `TuyaLock/Doorlock` with payload `unlock_door`
\ No newline at end of file
+5. Send MQTT message:
+```
+  topic: TuyaLock/Doorlock
+  payload: unlock_door
+```
\ No newline at end of file