diff --git a/cube/User/Src/frontend.c b/cube/User/Src/frontend.c
index ca20e93..f73a286 100644
--- a/cube/User/Src/frontend.c
+++ b/cube/User/Src/frontend.c
@@ -36,7 +36,7 @@ void frontendDisable() {
 void frontendAdcCallback(ADC_HandleTypeDef* hadc) {
     static int32_t holdValue = 0;
 
-    HAL_GPIO_TogglePin(Debug_Signal_1_GPIO_Port, Debug_Signal_1_Pin);
+    signal(DEBUG_2, TOGGLE);
 
     if (frontendEnabled) {
         int32_t currentValue = (int32_t) HAL_ADC_GetValue(hadc);