diff --git a/src/main.cpp b/src/main.cpp
index ac1749a..449223f 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -2,6 +2,8 @@
 // ESP32-S3 USB MIDI Foot Controller
 
 #include <Arduino.h>
+#include <driver/gpio.h>
+#include <esp_rom_sys.h>
 #include "midi_transport.h"
 #include "pixel_stomp_mux.h"
 #include "led_stub.h"