diff --git a/autobuild_mac80211_release/package/network/services/hostapd/patches/mtk-0017-hostapd-mtk-Fix-sending-wrong-VHT-operation-IE-in-CS.patch b/autobuild_mac80211_release/package/network/services/hostapd/patches/mtk-0017-hostapd-mtk-Fix-sending-wrong-VHT-operation-IE-in-CS.patch
new file mode 100644
index 0000000..265c37a
--- /dev/null
+++ b/autobuild_mac80211_release/package/network/services/hostapd/patches/mtk-0017-hostapd-mtk-Fix-sending-wrong-VHT-operation-IE-in-CS.patch
@@ -0,0 +1,46 @@
+From f6bfd9a4a6c0d08e0dec9311873c9e863a07c9a8 Mon Sep 17 00:00:00 2001
+From: StanleyYP Wang <StanleyYP.Wang@mediatek.com>
+Date: Mon, 20 Feb 2023 11:01:18 +0800
+Subject: [PATCH] hostapd: mtk: Fix sending wrong VHT operation IE in CSA while
+ using ZWDFS
+
+Signed-off-by: StanleyYP Wang <StanleyYP.Wang@mediatek.com>
+---
+ src/ap/dfs.c | 14 +++++++++-----
+ 1 file changed, 9 insertions(+), 5 deletions(-)
+
+diff --git a/src/ap/dfs.c b/src/ap/dfs.c
+index 4b1e642..307a4e1 100644
+--- a/src/ap/dfs.c
++++ b/src/ap/dfs.c
+@@ -1110,6 +1110,14 @@ static int
+ hostapd_dfs_start_channel_switch_background(struct hostapd_iface *iface)
+ {
+ 	u8 current_vht_oper_chwidth = hostapd_get_oper_chwidth(iface->conf);
++	int ret;
++
++	ret = hostapd_dfs_request_channel_switch(iface, iface->radar_background.channel,
++						 iface->radar_background.freq,
++						 iface->radar_background.secondary_channel,
++						 current_vht_oper_chwidth,
++						 iface->radar_background.centr_freq_seg0_idx,
++						 iface->radar_background.centr_freq_seg1_idx);
+ 
+ 	iface->conf->channel = iface->radar_background.channel;
+ 	iface->freq = iface->radar_background.freq;
+@@ -1122,11 +1130,7 @@ hostapd_dfs_start_channel_switch_background(struct hostapd_iface *iface)
+ 
+ 	hostpad_dfs_update_background_chain(iface);
+ 
+-	return hostapd_dfs_request_channel_switch(
+-		iface, iface->conf->channel, iface->freq,
+-		iface->conf->secondary_channel, current_vht_oper_chwidth,
+-		hostapd_get_oper_centr_freq_seg0_idx(iface->conf),
+-		hostapd_get_oper_centr_freq_seg1_idx(iface->conf));
++	return ret;
+ }
+ 
+ 
+-- 
+2.18.0
+