diff --git a/ESP-IDF_Robot/main/blink_example_main.c b/ESP-IDF_Robot/main/blink_example_main.c
index 14b1971ff..c6ad6a0e4 100644
--- a/ESP-IDF_Robot/main/blink_example_main.c
+++ b/ESP-IDF_Robot/main/blink_example_main.c
@@ -20,6 +20,7 @@
 #include "led_strip.h"
 #include "sdkconfig.h"
 /* ADC */
+#include "rc.h"
 #include "driver/adc.h"
 #include "esp_adc_cal.h"
 //#include "esp_adc/adc_oneshot.h"