diff --git a/powerwall.sh b/powerwall.sh
index f5bbd16c..fe10e5b5 100755
--- a/powerwall.sh
+++ b/powerwall.sh
@@ -134,7 +134,7 @@ AVERAGETEMP(){
 	daysback=${2}
 	sensorid=${1}
 	logsfound=0;
-	if [ "${PW_SENSOR_TYPE[${1}]}" == "esxi" ]; then
+	if [ "${PW_SENSOR_TYPE[${sensorid}]}" == "esxi" ]; then
 		entityid=($(${mysql_conn} -e "SELECT id FROM servermonitor.entities WHERE BINARY name='${3}' AND sensorid='${sensorid}'"))
 		entityid=${entityid[1]}
 		# echo "HERE: ${3} - ${entityid}"