diff --git a/main/heating_plate.c b/main/heating_plate.c
index 6c89e5c..8a13534 100644
--- a/main/heating_plate.c
+++ b/main/heating_plate.c
@@ -12,6 +12,7 @@
 #include "heating_plate.h"
 #include "driver/ledc.h"
 #include "esp_err.h"
+#include "light.h"
 
 #define LEDC_TIMER LEDC_TIMER_0         //
 #define LEDC_MODE LEDC_LOW_SPEED_MODE   //
@@ -70,10 +71,12 @@ void T_heating_plate_schedule(void)
         if (get_temp_cb_s() >= heating_plate_target_temp + heating_plate_variable_temperature_range)
         {
             T_heating_plate_stop();
+            T_heating_plate_light_set_rgb_by_state(HeatComplete);
         }
         else if (get_temp_cb_s() <= heating_plate_target_temp - heating_plate_variable_temperature_range)
         {
             T_heating_plate_start();
+            T_heating_plate_light_set_rgb_by_state(Heating);
         }
     }
 }