diff --git a/firmware/platformio.ini b/firmware/platformio.ini
index 897596b..f00616c 100644
--- a/firmware/platformio.ini
+++ b/firmware/platformio.ini
@@ -15,3 +15,4 @@ framework = arduino
 build_flags = -D USB_HID -D LAYOUT_SWEDISH -w
 board_build.f_cpu = 48000000L 
 extra_scripts = pre:extra_script.py
+upload_protocol = teensy-cli