diff --git a/doc/MQTT.md b/doc/MQTT.md
index ece87b678..df9fc432c 100644
--- a/doc/MQTT.md
+++ b/doc/MQTT.md
@@ -1,4 +1,4 @@
-## **MQTT commands**
+# **MQTT commands**
 
 All commands must be written as `{"cmd":<cmd> ,"data":<data>, "id":<n>}`.