From b23f1b203f30f26dfd60dede9673902083ed5e78 Mon Sep 17 00:00:00 2001
From: "J. Nick Koston" <nick@home-assistant.io>
Date: Fri, 23 Jan 2026 21:31:32 -1000
Subject: [PATCH] [tm1638] Use member array instead of heap allocation for
 display buffer

---
 esphome/components/tm1638/tm1638.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/esphome/components/tm1638/tm1638.h b/esphome/components/tm1638/tm1638.h
index f6b2922ecf..27898aa3dc 100644
--- a/esphome/components/tm1638/tm1638.h
+++ b/esphome/components/tm1638/tm1638.h
@@ -70,7 +70,7 @@ class TM1638Component : public PollingComponent {
   GPIOPin *clk_pin_;
   GPIOPin *stb_pin_;
   GPIOPin *dio_pin_;
-  uint8_t *buffer_ = new uint8_t[8];
+  uint8_t buffer_[8]{};
   tm1638_writer_t writer_{};
   std::vector<KeyListener *> listeners_{};
 };