diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c
index 09296e79f07b4..fbcb9b6e6f754 100644
--- a/drivers/net/wireless/realtek/rtw89/core.c
+++ b/drivers/net/wireless/realtek/rtw89/core.c
@@ -77,6 +77,9 @@ static struct ieee80211_channel rtw89_channels_5ghz[] = {
 	RTW89_DEF_CHAN_5G(5785, 157),
 	RTW89_DEF_CHAN_5G(5805, 161),
 	RTW89_DEF_CHAN_5G_NO_HT40MINUS(5825, 165),
+	RTW89_DEF_CHAN_5G(5845, 169),
+	RTW89_DEF_CHAN_5G(5865, 173),
+	RTW89_DEF_CHAN_5G(5885, 177),
 };
 
 static struct ieee80211_channel rtw89_channels_6ghz[] = {
diff --git a/drivers/net/wireless/realtek/rtw89/regd.c b/drivers/net/wireless/realtek/rtw89/regd.c
index 7800ca36bc133..377a7a1c560b7 100644
--- a/drivers/net/wireless/realtek/rtw89/regd.c
+++ b/drivers/net/wireless/realtek/rtw89/regd.c
@@ -288,6 +288,7 @@ static void rtw89_regd_setup_unii4(struct rtw89_dev *rtwdev,
 {
 	const struct rtw89_chip_info *chip = rtwdev->chip;
 	bool regd_allow_unii_4 = chip->support_unii4;
+	struct ieee80211_supported_band *sband;
 	int ret;
 	u8 val;
 
@@ -318,6 +319,15 @@ static void rtw89_regd_setup_unii4(struct rtw89_dev *rtwdev,
 bottom:
 	rtw89_debug(rtwdev, RTW89_DBG_REGD, "regd: allow unii 4: %d\n",
 		    regd_allow_unii_4);
+
+	if (regd_allow_unii_4)
+		return;
+
+	sband = wiphy->bands[NL80211_BAND_5GHZ];
+	if (!sband)
+		return;
+
+	sband->n_channels -= 3;
 }
 
 int rtw89_regd_setup(struct rtw89_dev *rtwdev)