diff --git a/platformio.ini b/platformio.ini
index 471d6f2..e5934e2 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -10,6 +10,7 @@
 
 [platformio]
 src_dir = RCMv2
+default_envs = RCMesp32dev
 
 [env:RCMesp32dev]
 framework = arduino