diff --git a/components/esp_wifi/include/esp_mesh.h b/components/esp_wifi/include/esp_mesh.h
index a53211756..e52e541ff 100644
--- a/components/esp_wifi/include/esp_mesh.h
+++ b/components/esp_wifi/include/esp_mesh.h
@@ -1479,6 +1479,13 @@ esp_err_t esp_mesh_switch_channel(const uint8_t *new_bssid, int csa_newchan, int
  */
 esp_err_t esp_mesh_get_router_bssid(uint8_t *router_bssid);
 
+/**
+ * @brief      Get the TSF time
+ *
+ * @return     the TSF time
+ */
+int64_t esp_mesh_get_tsf_time(void);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/components/esp_wifi/lib_esp32 b/components/esp_wifi/lib_esp32
index 7657dd453..b7bfeeccd 160000
--- a/components/esp_wifi/lib_esp32
+++ b/components/esp_wifi/lib_esp32
@@ -1 +1 @@
-Subproject commit 7657dd453d4349d03458b77c082acbfe6b6736c4
+Subproject commit b7bfeeccdb63fd20cf6b4abc52d9185934af4cb8