diff --git a/bin/cron/temperature_hdd_log.sh b/bin/cron/temperature_hdd_log.sh
index 719732b..5e24900 100755
--- a/bin/cron/temperature_hdd_log.sh
+++ b/bin/cron/temperature_hdd_log.sh
@@ -4,7 +4,7 @@
 #TEMPERATURE=`awk '{print $2}' /proc/acpi/thermal_zone/THRM/temperature`
 MONTH=`date +%Y-%m`
 DATE=`date +%Y-%m-%d`
-for HDD in sda sdb sdc
+for HDD in sda sdb sdc sdd
 do
 	RAWTEMP=`/usr/sbin/hddtemp /dev/$HDD`
 	#echo $RAWTEMP