From a0bd10928ef7d8771685aa26555ea9c630e45f8a Mon Sep 17 00:00:00 2001
From: Otto Winter <otto@otto-winter.com>
Date: Sat, 7 Apr 2018 12:55:50 +0200
Subject: [PATCH] MQTT Sensor Unique ID feature

---
 source/_components/sensor.mqtt.markdown | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/source/_components/sensor.mqtt.markdown b/source/_components/sensor.mqtt.markdown
index aebe44beb992..f5fd0b4e20cd 100644
--- a/source/_components/sensor.mqtt.markdown
+++ b/source/_components/sensor.mqtt.markdown
@@ -76,6 +76,10 @@ json_attributes:
   description: A list of keys to extract values from a JSON dictionary payload and then set as sensor attributes.
   reqired: false
   type: list, string
+unique_id:
+  description: "An id that uniquely identifies this sensor. If 2 sensors have the same unique id, Home Assistant will raise an exception.**"
+  required: false
+  type: string
 {% endconfiguration %}
 
 ## {% linkable_title Examples %}