From 7d35c46ad36db523b5da4f0c6e25c9955cc2a3b4 Mon Sep 17 00:00:00 2001
From: "J. Nick Koston" <nick@home-assistant.io>
Date: Fri, 3 Oct 2025 19:36:56 -0500
Subject: [PATCH] [json] Fix missing defines.h include causing PSRAM allocator
 to be unused

---
 esphome/components/json/json_util.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/esphome/components/json/json_util.h b/esphome/components/json/json_util.h
index 0349833342..a8f452d7d0 100644
--- a/esphome/components/json/json_util.h
+++ b/esphome/components/json/json_util.h
@@ -2,6 +2,7 @@
 
 #include <vector>
 
+#include "esphome/core/defines.h"
 #include "esphome/core/helpers.h"
 
 #define ARDUINOJSON_ENABLE_STD_STRING 1  // NOLINT