diff --git a/Notify_mqtt.md b/Notify_mqtt.md
index e9dd9a0..9cf3d41 100644
--- a/Notify_mqtt.md
+++ b/Notify_mqtt.md
@@ -4,7 +4,7 @@
 * **Message Format**: Text
 * **Message Limit**: 268435455 Characters per Message
 
-MQTT Support requires **paho-mqtt** to work:
+MQTT Support requires **paho-mqtt** (a version less then v2) to work:
 ```bash
 pip install "paho-mqtt<2.0"
 ```