diff --git a/ESP-IDF_Robot/main/blink_example_main.c b/ESP-IDF_Robot/main/blink_example_main.c
index 49b4b5870..3b5ff0c0c 100644
--- a/ESP-IDF_Robot/main/blink_example_main.c
+++ b/ESP-IDF_Robot/main/blink_example_main.c
@@ -56,11 +56,13 @@ static QueueHandle_t gpio_evt_queue = NULL;
 static uint8_t s_led_state = 0;
 uint8_t broadcastAddress[] = {};
 
+/* ESP NOW*/
 typedef struct struct_message {
     char node[32];
     uint8_t motor_a_pwm;
 } struct_message;
 struct_message controlData;
+esp_now_peer_info_t peerInfo;
 
 #ifdef CONFIG_BLINK_LED_STRIP