diff --git a/platformio.ini b/platformio.ini
index 0c2f712e..ddf3a854 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -42,7 +42,7 @@ build_flags =
 [env]
 ;lib_deps = 
 ;	TMCStepper@>=0.7.0,<1.0.0
-platform = espressif32
+platform = espressif32@3.0.0 ; temporary fix for lost uart rx characters
 board = esp32dev
 framework = arduino
 upload_speed = 921600