From 68b3fd6b8f1f306391248ba1aec4f2f809b210c9 Mon Sep 17 00:00:00 2001
From: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
Date: Tue, 22 Feb 2022 13:54:23 +1300
Subject: [PATCH] Store platform as uppercase (#3251)

---
 esphome/storage_json.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/esphome/storage_json.py b/esphome/storage_json.py
index d561de4ce6..a941fca0af 100644
--- a/esphome/storage_json.py
+++ b/esphome/storage_json.py
@@ -99,7 +99,7 @@ class StorageJSON:
     def from_esphome_core(
         esph, old
     ):  # type: (CoreType, Optional[StorageJSON]) -> StorageJSON
-        hardware = esph.target_platform
+        hardware = esph.target_platform.upper()
         if esph.is_esp32:
             from esphome.components import esp32