diff --git a/components/esp8266/include/internal/esp_wifi_internal.h b/components/esp8266/include/internal/esp_wifi_internal.h
index 97ea9ad0..fc100bb0 100644
--- a/components/esp8266/include/internal/esp_wifi_internal.h
+++ b/components/esp8266/include/internal/esp_wifi_internal.h
@@ -40,6 +40,29 @@ wifi_rx_pbuf_mem_type_t esp_wifi_get_rx_pbuf_mem_type(void);
 
 int8_t esp_wifi_get_ap_rssi(void);
 
+/**
+  * @brief The RX callback function when receive probe request packet. 
+  *        When probe request packet is received, the callback function will be called.
+  *
+  * @param frame  Data of received probe request.
+  * @param len  length of received probe request.
+  * @param rssi  rssi of received probe request.
+  */
+typedef void (*wifi_sta_rx_probe_req_t)(const uint8_t *frame, int len, int rssi);
+
+/**
+  * @brief Register the RX callback function when receive probe request.
+  *
+  * When probe request packet is received, the registered callback function will be called.
+  *
+  * @param cb  callback
+  *
+  * @return
+  *    - ESP_OK: succeed
+  *    - ESP_ERR_WIFI_NOT_INIT: WiFi is not initialized by esp_wifi_init
+  */
+esp_err_t esp_wifi_set_sta_rx_probe_req(wifi_sta_rx_probe_req_t cb);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/components/esp8266/lib/VERSION b/components/esp8266/lib/VERSION
index f43477f0..b480b08f 100644
--- a/components/esp8266/lib/VERSION
+++ b/components/esp8266/lib/VERSION
@@ -1,7 +1,7 @@
 gwen:
     core:       254208c
-    net80211:   254208c
-    pp:         cd2eae1
+    net80211:   8ec2d94
+    pp:         8ec2d94
     wpa:        4e2372f
     espnow:     4e2372f
     wps:        4e2372f
diff --git a/components/esp8266/lib/libnet80211.a b/components/esp8266/lib/libnet80211.a
index 1217cf75..c0c09367 100644
Binary files a/components/esp8266/lib/libnet80211.a and b/components/esp8266/lib/libnet80211.a differ
diff --git a/components/esp8266/lib/libpp.a b/components/esp8266/lib/libpp.a
old mode 100755
new mode 100644
index 48c46f5d..520e080b
Binary files a/components/esp8266/lib/libpp.a and b/components/esp8266/lib/libpp.a differ