diff --git a/components/ratgdo/ratgdo.h b/components/ratgdo/ratgdo.h
index 7d202f1..7420386 100644
--- a/components/ratgdo/ratgdo.h
+++ b/components/ratgdo/ratgdo.h
@@ -14,6 +14,7 @@
 #pragma once
 #include "esphome/core/component.h"
 #include "esphome/core/preferences.h"
+#include "esphome/core/gpio.h"
 
 #include "SoftwareSerial.h"
 extern "C" {