diff --git a/package/network/config/wifi-scripts/files/lib/netifd/wireless/mac80211.sh b/package/network/config/wifi-scripts/files/lib/netifd/wireless/mac80211.sh
index 5837f1c748f..42d7bc66d00 100755
--- a/package/network/config/wifi-scripts/files/lib/netifd/wireless/mac80211.sh
+++ b/package/network/config/wifi-scripts/files/lib/netifd/wireless/mac80211.sh
@@ -1203,6 +1203,14 @@ drv_mac80211_setup() {
 	wdev_tool "$phy$phy_suffix" set_config "$(json_dump)" $active_ifnames
 	json_set_namespace "$prev"
 
+	[ -z "$phy_suffix" ] && {
+		if [ -n "$txpower" ]; then
+			iw phy "$phy" set txpower fixed "${txpower%%.*}00"
+		else
+			iw phy "$phy" set txpower auto
+		fi
+	}
+
 	for_each_interface "ap sta adhoc mesh monitor" mac80211_set_vif_txpower
 	wireless_set_up
 }