From ee8037afc186c8d7d50903074a72a51c6524643a Mon Sep 17 00:00:00 2001
From: Joost Lekkerkerker <joostlek@outlook.com>
Date: Sun, 22 Oct 2023 16:53:04 +0200
Subject: [PATCH] Add serial number to Nuheat (#102527)

---
 homeassistant/components/nuheat/climate.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/homeassistant/components/nuheat/climate.py b/homeassistant/components/nuheat/climate.py
index 4daaee10ea6..13a46c0b32f 100644
--- a/homeassistant/components/nuheat/climate.py
+++ b/homeassistant/components/nuheat/climate.py
@@ -251,6 +251,7 @@ class NuHeatThermostat(CoordinatorEntity, ClimateEntity):
         """Return the device_info of the device."""
         return DeviceInfo(
             identifiers={(DOMAIN, self._thermostat.serial_number)},
+            serial_number=self._thermostat.serial_number,
             name=self._thermostat.room,
             model="nVent Signature",
             manufacturer=MANUFACTURER,