diff --git a/components/bt/include/esp_bt.h b/components/bt/include/esp_bt.h
index 6ed3d8d76b..22a89f1b19 100644
--- a/components/bt/include/esp_bt.h
+++ b/components/bt/include/esp_bt.h
@@ -462,6 +462,8 @@ esp_err_t esp_ble_scan_dupilcate_list_flush(void);
 
 void esp_bt_check_need_restart();
 
+#define RMT_DEBUG_LOG_EN
+
 #ifdef RMT_DEBUG_LOG_EN
 extern uint32_t* btdm_rmt_get_fixed_log_addr();
 uint32_t btdm_rmt_get_log_buffer_size();
diff --git a/components/bt/lib b/components/bt/lib
index 5dc7c39ff2..840cd09dba 160000
--- a/components/bt/lib
+++ b/components/bt/lib
@@ -1 +1 @@
-Subproject commit 5dc7c39ff2a2d8eb7be792c755b1839c8862064f
+Subproject commit 840cd09dbac8b4cad0c7d9ef530e9bb59cfa4c1d