diff --git a/drivers/staging/rtl8723bs/core/rtw_mlme.c b/drivers/staging/rtl8723bs/core/rtw_mlme.c
index 5ed13bf765d2..e0cee51224ff 100644
--- a/drivers/staging/rtl8723bs/core/rtw_mlme.c
+++ b/drivers/staging/rtl8723bs/core/rtw_mlme.c
@@ -2389,7 +2389,7 @@ unsigned int rtw_restructure_ht_ie(struct adapter *padapter, u8 *in_ie, u8 *out_
 	}
 
 	/* fill default supported_mcs_set */
-	memcpy(ht_capie.mcs.rx_mask, pmlmeext->default_supported_mcs_set, 16);
+	memcpy(&ht_capie.mcs, pmlmeext->default_supported_mcs_set, 16);
 
 	/* update default supported_mcs_set */
 	rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));