From d26c2661091a99113f8c78eedac5657b6022aace Mon Sep 17 00:00:00 2001
From: Klaus K Wilting <Klaus.K.Wilting@deutschebahn.com>
Date: Sun, 3 Jun 2018 15:26:04 +0200
Subject: [PATCH] readme.md updated

---
 README.md       | 3 ++-
 src/adcread.cpp | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 6bea2226..5ba1fdc3 100644
--- a/README.md
+++ b/README.md
@@ -54,7 +54,8 @@ If your device has silicon **Unique ID** which is stored in serial EEPROM Microc
 
 # Building
 
-Use <A HREF="https://platformio.org/">PlatformIO</A> with your preferred IDE for development and building this code.
+Use <A HREF="https://platformio.org/">PlatformIO</A> with your preferred IDE for development and building this code. Make sure you have latest PlatformIO version, at least 
+<A HREF="https://community.platformio.org/t/platformio-core-3-5-3/4238?utm_source=platformio&utm_medium=piohome">v3.5.3</A>
 
 # Uploading
 
diff --git a/src/adcread.cpp b/src/adcread.cpp
index 66f25fb4..b28b5e04 100644
--- a/src/adcread.cpp
+++ b/src/adcread.cpp
@@ -1,6 +1,7 @@
 #ifdef HAS_BATTERY_PROBE
 
 #include "globals.h"
+
 #include <driver/adc.h>
 #include <esp_adc_cal.h>