diff --git a/components/esp_wifi/include/esp_wifi.h b/components/esp_wifi/include/esp_wifi.h
index 082c8bf6d2..caf447f55c 100644
--- a/components/esp_wifi/include/esp_wifi.h
+++ b/components/esp_wifi/include/esp_wifi.h
@@ -572,6 +572,7 @@ esp_err_t esp_wifi_get_scan_parameters(wifi_scan_default_params_t *config);
   *    - 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_STATE: WiFi is still connecting when esp_wifi_scan_stop() is invoked.
   */
 esp_err_t esp_wifi_scan_stop(void);
 
diff --git a/components/esp_wifi/lib b/components/esp_wifi/lib
index 130d9aed0b..fb55dc6289 160000
--- a/components/esp_wifi/lib
+++ b/components/esp_wifi/lib
@@ -1 +1 @@
-Subproject commit 130d9aed0bcfd487fb4c96301e58cd7a9a7aaa30
+Subproject commit fb55dc62895f49cbd80cf32f5a053ffb11414511