diff --git a/components/bt/bluedroid/btif/bta_dm_co.c b/components/bt/bluedroid/btif/bta_dm_co.c
index 2c4ec22aeb..83e6db1fed 100644
--- a/components/bt/bluedroid/btif/bta_dm_co.c
+++ b/components/bt/bluedroid/btif/bta_dm_co.c
@@ -492,7 +492,7 @@ void bta_dm_co_ble_set_rsp_key_req(UINT8 rsp_key)
 {
 #if (SMP_INCLUDED == TRUE)
    rsp_key &= 0x0f;  // 4~7bit reservd, only used the 0~3bit
-   bte_appl_cfg.ble_init_key &= rsp_key;
+   bte_appl_cfg.ble_resp_key &= rsp_key;
 #endif  ///SMP_INCLUDED == TRUE
 }