diff --git a/radio/src/targets/gruvin9x/board_gruvin9x.h b/radio/src/targets/gruvin9x/board_gruvin9x.h
index a38cecff1..73ddc822f 100644
--- a/radio/src/targets/gruvin9x/board_gruvin9x.h
+++ b/radio/src/targets/gruvin9x/board_gruvin9x.h
@@ -185,6 +185,7 @@ void pwrOff();
 #define usbPlugged()    false
 
 // Haptic driver
+#define hapticOff() // TODO hapticOn() cleaner ...
 #define HAPTIC_ON     PORTD &= ~(1 << OUT_D_HAPTIC)
 #define HAPTIC_OFF    PORTD |=  (1 << OUT_D_HAPTIC)