diff --git a/components/bt/bluedroid/stack/btm/btm_ble.c b/components/bt/bluedroid/stack/btm/btm_ble.c
index 4e49b16ef2..72e7023c2b 100644
--- a/components/bt/bluedroid/stack/btm/btm_ble.c
+++ b/components/bt/bluedroid/stack/btm/btm_ble.c
@@ -1422,7 +1422,7 @@ tBTM_STATUS btm_ble_set_encryption (BD_ADDR bd_addr, void *p_ref_data, UINT8 lin
        sec_request to request the master to encrypt the link */
     case BTM_BLE_SEC_ENCRYPT_NO_MITM:
     case BTM_BLE_SEC_ENCRYPT_MITM:
-        if (link_role == BTM_ROLE_MASTER) {
+        if ((link_role == BTM_ROLE_MASTER) && (sec_act != BTM_BLE_SEC_ENCRYPT)) {
             auth_req = (sec_act == BTM_BLE_SEC_ENCRYPT_NO_MITM)
                        ? SMP_AUTH_GEN_BOND : (SMP_AUTH_GEN_BOND | SMP_AUTH_YN_BIT);
             btm_ble_link_sec_check (bd_addr, auth_req, &sec_req_act);