diff --git a/source/firmware/arch/stm32f4xx/board/stm32f4-discovery/include/stm32f4-discovery.h b/source/firmware/arch/stm32f4xx/board/stm32f4-discovery/include/stm32f4-discovery.h
index ea87330..31d080c 100755
--- a/source/firmware/arch/stm32f4xx/board/stm32f4-discovery/include/stm32f4-discovery.h
+++ b/source/firmware/arch/stm32f4xx/board/stm32f4-discovery/include/stm32f4-discovery.h
@@ -160,7 +160,7 @@ const struct driver pwm_2 = {
 		&pwm_ch2,
 };
 
-// PWM Channel 2
+// PWM Channel 1
 static const GPIO_InitTypeDef port_cfg_D12 = {
 		.GPIO_Pin = GPIO_Pin_12,
 		.GPIO_Mode = GPIO_Mode_AF,
@@ -190,7 +190,7 @@ static const struct driver pwm_1 = {
 const struct driver pwm_1 = {
 #endif
 		DRIVER_TYPE_PWM,
-		&pwm_ch3,
+		&pwm_ch1,
 };
 
 // UART 1