diff --git a/platformio.ini b/platformio.ini
index eb66bb4..7b7d8b9 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -27,7 +27,7 @@ board_build.mcu = at91sam3x8e
 board_build.f_cpu = 84000000L
 extra_scripts = pre:apply_patches.py
 monitor_speed = 115200
-monitor_flags = --echo
+monitor_echo = yes
 monitor_filters = send_on_enter, colorize
 
 ;build_flags = -DDAVINCI=1 -DMODEL=0