diff --git a/ESP32-IDF_ESPNOW-Transmitter/main/system_health.h b/ESP32-IDF_ESPNOW-Transmitter/main/system_health.h
index fdb0d150d..b3346f76a 100644
--- a/ESP32-IDF_ESPNOW-Transmitter/main/system_health.h
+++ b/ESP32-IDF_ESPNOW-Transmitter/main/system_health.h
@@ -2,6 +2,8 @@
 #define ESPNOW_EXAMPLE_H
 
 void chip_sensor_init ();
+void system_led_init ();
+static void system_led_task (void *arg) 
 static void temp_sensor_task (void *arg);
 
 #endif
\ No newline at end of file