From ea6a7a22ff451d164285b92574d4dd846f37d111 Mon Sep 17 00:00:00 2001
From: Paul Monigatti <paulmonigatti@users.noreply.github.com>
Date: Thu, 23 Sep 2021 20:45:41 +1200
Subject: [PATCH] Fix ESP8266 ADC (#2376)

---
 esphome/components/adc/adc_sensor.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/esphome/components/adc/adc_sensor.cpp b/esphome/components/adc/adc_sensor.cpp
index 9a05c1d66b..c8f8b0e0f6 100644
--- a/esphome/components/adc/adc_sensor.cpp
+++ b/esphome/components/adc/adc_sensor.cpp
@@ -1,9 +1,13 @@
 #include "adc_sensor.h"
 #include "esphome/core/log.h"
 
+#ifdef USE_ESP8266
 #ifdef USE_ADC_SENSOR_VCC
 #include <Esp.h>
 ADC_MODE(ADC_VCC)
+#else
+#include <Arduino.h>
+#endif
 #endif
 
 namespace esphome {