diff --git a/os_dep/linux/ioctl_cfg80211.c b/os_dep/linux/ioctl_cfg80211.c
index 7376225..dba558c 100644
--- a/os_dep/linux/ioctl_cfg80211.c
+++ b/os_dep/linux/ioctl_cfg80211.c
@@ -410,7 +410,18 @@ u8 rtw_cfg80211_ch_switch_notify(_adapter *adapter, u8 ch, u8 bw, u8 offset, u8
 	struct wiphy *wiphy = adapter_to_wiphy(adapter);
 	u8 ret = _SUCCESS;
 
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(6, 3, 0))
+	// 6.3 needs an additional argcument to cfg80211_ch_switch_notify()
+	// https://github.com/torvalds/linux/commit/b345f0637c0042f9e6b78378a32256d90f485774
+	struct cfg80211_chan_def chdef = {};
+
+	ret = rtw_chbw_to_cfg80211_chan_def(wiphy, &chdef, ch, bw, offset, ht);
+	if (ret != _SUCCESS)
+		goto exit;
+
+	cfg80211_ch_switch_notify(adapter->pnetdev, &chdef, 0, 0);
+
+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
 	struct cfg80211_chan_def chdef = {};
 
 	ret = rtw_chbw_to_cfg80211_chan_def(wiphy, &chdef, ch, bw, offset, ht);