diff --git a/src/main/target/IMPULSERCF3/target.c b/src/main/target/IMPULSERCF3/target.c
index d60b11991..cbaf1f3b7 100644
--- a/src/main/target/IMPULSERCF3/target.c
+++ b/src/main/target/IMPULSERCF3/target.c
@@ -28,8 +28,8 @@ const timerHardware_t timerHardware[USABLE_TIMER_CHANNEL_COUNT] = {
     DEF_TIM(TIM2, CH1,PA15, TIM_USE_PPM,                 TIMER_INPUT_ENABLED), // PPM IN
     DEF_TIM(TIM8,CH2N, PB4, TIM_USE_MOTOR,               TIMER_OUTPUT_ENABLED | TIMER_OUTPUT_INVERTED), // PWM1
     DEF_TIM(TIM17,CH1, PB5, TIM_USE_MOTOR,               TIMER_OUTPUT_ENABLED), // PWM2
-    DEF_TIM(TIM3, CH4, PB1, TIM_USE_MOTOR,               TIMER_OUTPUT_ENABLED), // PWM3
-    DEF_TIM(TIM3, CH3, PB0, TIM_USE_MOTOR,               TIMER_OUTPUT_ENABLED), // PWM4
+    DEF_TIM(TIM8, CH3N,PB1, TIM_USE_MOTOR,               TIMER_OUTPUT_ENABLED | TIMER_OUTPUT_INVERTED), // PWM3
+    DEF_TIM(TIM1, CH2N,PB0, TIM_USE_MOTOR,               TIMER_OUTPUT_ENABLED | TIMER_OUTPUT_INVERTED), // PWM4
     DEF_TIM(TIM16,CH1, PB8, TIM_USE_MOTOR,               TIMER_OUTPUT_ENABLED), // PWM5
     DEF_TIM(TIM17,CH1, PB9, TIM_USE_MOTOR,               TIMER_OUTPUT_ENABLED), // PWM6
     DEF_TIM(TIM1, CH1, PA8, TIM_USE_LED,                 TIMER_OUTPUT_ENABLED), // LED_STRIP