diff --git a/components/esp_wifi/include/esp_wifi.h b/components/esp_wifi/include/esp_wifi.h
index 1735740068..bc3cddf615 100644
--- a/components/esp_wifi/include/esp_wifi.h
+++ b/components/esp_wifi/include/esp_wifi.h
@@ -1154,6 +1154,7 @@ esp_err_t esp_wifi_set_inactive_time(wifi_interface_t ifx, uint16_t sec);
   * @return
   *    - ESP_OK: succeed
   *    - ESP_ERR_WIFI_NOT_INIT: WiFi is not initialized by esp_wifi_init
+  *    - ESP_ERR_WIFI_NOT_STARTED: WiFi is not started by esp_wifi_start
   *    - ESP_ERR_WIFI_ARG: invalid argument
   */
 esp_err_t esp_wifi_get_inactive_time(wifi_interface_t ifx, uint16_t *sec);