From 320b2bb48b057d3f9a219c6f29acc14aa57684a3 Mon Sep 17 00:00:00 2001
From: epenet <6771947+epenet@users.noreply.github.com>
Date: Tue, 11 Jan 2022 17:56:42 +0100
Subject: [PATCH] Add CO to binary_sensor platform (#10935)

---
 src/util/hass-attributes-util.ts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/util/hass-attributes-util.ts b/src/util/hass-attributes-util.ts
index 46f181e10c..9c5fec0816 100644
--- a/src/util/hass-attributes-util.ts
+++ b/src/util/hass-attributes-util.ts
@@ -14,6 +14,7 @@ const hassAttributeUtil = {
   DOMAIN_DEVICE_CLASS: {
     binary_sensor: [
       "battery",
+      "carbon_monoxide",
       "cold",
       "connectivity",
       "door",