From 9507c49b18b2710b81a80b2780f14db7185b32fe Mon Sep 17 00:00:00 2001
From: Jason Smith <jason.inet@gmail.com>
Date: Wed, 14 Oct 2020 11:43:36 -0700
Subject: [PATCH] Fix mega2560ext environment (#19730)

---
 platformio.ini | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/platformio.ini b/platformio.ini
index bb5cc243e5..0abb4ac388 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -445,7 +445,7 @@ board               = megaatmega2560
 #
 [env:mega2560ext]
 platform            = atmelavr
-extends             = mega2560
+extends             = env:mega2560
 board               = megaatmega2560
 board_build.variant = megaextendedpins
 extra_scripts       = ${common.extra_scripts}