diff --git a/ESP-IDF_Robot/main/blink_example_main.c b/ESP-IDF_Robot/main/blink_example_main.c
index 31ee9d3b4..4362fab40 100644
--- a/ESP-IDF_Robot/main/blink_example_main.c
+++ b/ESP-IDF_Robot/main/blink_example_main.c
@@ -140,6 +140,7 @@ void app_main(void)
 
     // Set pin interrupt
     gpio_set_intr_type(PUSH_BTN_GPIO, GPIO_INTR_ANYEDGE);
+    gpio_evt_queue = xQueueCreate(10, sizeof(unit32_t));
 
     configure_button();