From b209b8fb8a846139a57ebb14461ca95dc42dfddc Mon Sep 17 00:00:00 2001
From: cyberman54 <cyberman@obh.snafu.de>
Date: Tue, 21 Dec 2021 17:56:59 +0100
Subject: [PATCH] fix issue #835

---
 build.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/build.py b/build.py
index ced50f0a..35084709 100644
--- a/build.py
+++ b/build.py
@@ -20,7 +20,7 @@ config = configparser.ConfigParser()
 config.read("platformio.ini")
 
 # get platformio source path
-srcdir = env.get("PROJECTSRC_DIR")
+srcdir = env.get("PROJECT_SRC_DIR")
 
 # get hal path
 haldir = os.path.join (srcdir, "hal")