diff --git a/libraries/AP_HAL_ChibiOS/hwdef/KakuteF7/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/KakuteF7/hwdef.dat
index 56125638bf..482254ed3f 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/KakuteF7/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/KakuteF7/hwdef.dat
@@ -115,6 +115,10 @@ PB0  TIM3_CH3 TIM3 PWM(4) GPIO(53)
 PC9  TIM3_CH4 TIM3 PWM(5) GPIO(54)
 PA3  TIM5_CH4 TIM5 PWM(6) GPIO(55)
 
+# extra PWM outs
+#PD12  TIM4_CH1 TIM4 PWM(7) GPIO(56) # led pin
+#PD15 TIM4_CH4 TIM4 PWM(8) GPIO(57) # buzzer pin (need to comment out buzzer)
+
 DMA_PRIORITY S*
 
 define HAL_STORAGE_SIZE 16384