diff --git a/qosmngr/files/airoha/usr/sbin/qos-uplink-bandwidth b/qosmngr/files/airoha/usr/sbin/qos-uplink-bandwidth
index 5ef1b2167..81ee2d173 100755
--- a/qosmngr/files/airoha/usr/sbin/qos-uplink-bandwidth
+++ b/qosmngr/files/airoha/usr/sbin/qos-uplink-bandwidth
@@ -14,11 +14,13 @@ PREV_LINKSPEED=$(cat ${LINKSPEED_FILE} 2>/dev/null)
 [ -z "${PREV_LINKSPEED}" ] && PREV_LINKSPEED=0
 
 if [ $((LINKSPEED)) -ne $((PREV_LINKSPEED)) -a $((LINKSPEED)) -ne 0 ]; then
-	if [ $((LINKSPEED)) -ge 10000 ]; then
+	if [ $((LINKSPEED)) -ge 100 ]; then
 		/userfs/bin/qosrule discpline Rate uplink-bandwidth $((LINKSPEED*1000*999/1000))
 	else
-		/userfs/bin/qosrule discpline Rate uplink-bandwidth $((LINKSPEED*1000))
+		/userfs/bin/qosrule discpline Rate uplink-bandwidth $((LINKSPEED*1000*990/1000))
 	fi
 	mkdir -p "/tmp/qos"
 	echo ${LINKSPEED} > ${LINKSPEED_FILE}
 fi
+
+hw_nat -! > /dev/null 2>&1