From 31ed3068fcf0713873b157e28d0d36248a352d83 Mon Sep 17 00:00:00 2001
From: ghisch <168481965+ghisch@users.noreply.github.com>
Date: Thu, 20 Jun 2024 18:41:00 +0200
Subject: [PATCH] Fix KeyError in ESPHome 2024.6.X

---
 components/mitsubishi_heatpump/climate.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/components/mitsubishi_heatpump/climate.py b/components/mitsubishi_heatpump/climate.py
index 93c4e5f..2a908a6 100644
--- a/components/mitsubishi_heatpump/climate.py
+++ b/components/mitsubishi_heatpump/climate.py
@@ -10,6 +10,7 @@ from esphome.const import (
     CONF_MODE,
     CONF_FAN_MODE,
     CONF_SWING_MODE,
+    PLATFORM_ESP8266
 )
 from esphome.core import CORE, coroutine
 
@@ -63,7 +64,7 @@ CONFIG_SCHEMA = climate.CLIMATE_SCHEMA.extend(
 
 @coroutine
 def to_code(config):
-    serial = HARDWARE_UART_TO_SERIAL[config[CONF_HARDWARE_UART]]
+    serial = HARDWARE_UART_TO_SERIAL[PLATFORM_ESP8266][config[CONF_HARDWARE_UART]]
     var = cg.new_Pvariable(config[CONF_ID], cg.RawExpression(f"&{serial}"))
 
     if CONF_BAUD_RATE in config: