From 3c913d4e88d062945515a0aba2ab292a4504f341 Mon Sep 17 00:00:00 2001
From: AJ Schmidt <ajschmidt8@users.noreply.github.com>
Date: Sun, 19 Dec 2021 17:12:33 -0500
Subject: [PATCH] Re-add `binary_sensor` attribute for AlarmDecoder that was
 inadvertently removed (#62351)

---
 homeassistant/components/alarmdecoder/binary_sensor.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/homeassistant/components/alarmdecoder/binary_sensor.py b/homeassistant/components/alarmdecoder/binary_sensor.py
index 430a4f73262..b5a2a4498c3 100644
--- a/homeassistant/components/alarmdecoder/binary_sensor.py
+++ b/homeassistant/components/alarmdecoder/binary_sensor.py
@@ -81,6 +81,9 @@ class AlarmDecoderBinarySensor(BinarySensorEntity):
         self._relay_addr = relay_addr
         self._relay_chan = relay_chan
         self._attr_device_class = zone_type
+        self._attr_extra_state_attributes = {
+            CONF_ZONE_NUMBER: self._zone_number,
+        }
 
     async def async_added_to_hass(self):
         """Register callbacks."""