diff --git a/components/bt/common/ble_log/src/internal_include/ble_log_lbm.h b/components/bt/common/ble_log/src/internal_include/ble_log_lbm.h
index b8e2a691724..1d1e7042705 100644
--- a/components/bt/common/ble_log/src/internal_include/ble_log_lbm.h
+++ b/components/bt/common/ble_log/src/internal_include/ble_log_lbm.h
@@ -35,7 +35,7 @@ typedef struct {
 #define BLE_LOG_FRAME_HEAD_LEN                  (sizeof(ble_log_frame_head_t))
 #define BLE_LOG_FRAME_TAIL_LEN                  (sizeof(uint32_t))
 #define BLE_LOG_FRAME_OVERHEAD                  (BLE_LOG_FRAME_HEAD_LEN + BLE_LOG_FRAME_TAIL_LEN)
-#define BLE_LOG_MAKE_FRAME_META(src_code, sn)   ((src_code & 0xFF) | (sn << 8))
+#define BLE_LOG_MAKE_FRAME_META(src_code, sn)   (((src_code) & 0xFF) | ((sn) << 8))
 
 /* ---------------------------------- */
 /*     Log Buffer Manager Defines     */
diff --git a/components/bt/common/ble_log/src/internal_include/ble_log_prph.h b/components/bt/common/ble_log/src/internal_include/ble_log_prph.h
index 01189566d9a..a466df91795 100644
--- a/components/bt/common/ble_log/src/internal_include/ble_log_prph.h
+++ b/components/bt/common/ble_log/src/internal_include/ble_log_prph.h
@@ -27,7 +27,7 @@ typedef struct {
     void *owner;
 } ble_log_prph_trans_t;
 
-#define BLE_LOG_TRANS_FREE_SPACE(trans)         (trans->size - trans->pos)
+#define BLE_LOG_TRANS_FREE_SPACE(trans)         ((trans)->size - (trans)->pos)
 #define BLE_LOG_TRANS_BUF_CNT                   (4)
 
 /* INTERFACE */