diff --git a/package/mtk/drivers/mt_wifi/patches-7661/019-fix-vht-bw.patch b/package/mtk/drivers/mt_wifi/patches-7661/019-fix-vht-bw.patch
index b70fcca304..028c1f950d 100644
--- a/package/mtk/drivers/mt_wifi/patches-7661/019-fix-vht-bw.patch
+++ b/package/mtk/drivers/mt_wifi/patches-7661/019-fix-vht-bw.patch
@@ -1,16 +1,11 @@
 --- a/mt_wifi/embedded/mgmt/mgmt_vht.c
 +++ b/mt_wifi/embedded/mgmt/mgmt_vht.c
-@@ -636,13 +636,9 @@
+@@ -636,7 +636,7 @@ INT vht_mode_adjust(RTMP_ADAPTER *pAd, M
  				} else {
  					/* can not know peer capability,
  					use the bw from support opclass as maximum capability. */
 -					if ((bw_from_opclass != NULL) && ((*bw_from_opclass) < BW_80))
--						pEntry->MaxHTPhyMode.field.BW = BW_40;
--					else {
++					if ((bw_from_opclass != NULL) && ((*bw_from_opclass) == BW_40))
+ 						pEntry->MaxHTPhyMode.field.BW = BW_40;
+ 					else {
  						pEntry->MaxHTPhyMode.field.BW = BW_80;
- 						pEntry->MaxHTPhyMode.field.ShortGI = (vht_sgi & (cap->vht_cap.sgi_80M));
- 					}
--				}
- 				pEntry->MaxHTPhyMode.field.STBC = ((wlan_config_get_vht_stbc(pEntry->wdev) & cap->vht_cap.rx_stbc)  ? 1 : 0);
- 			} else if ((ht_phyinfo->vht_bw == VHT_BW_80) && (cap->vht_cap.ch_width != 0)) {
- 				/* bw80 */