diff --git a/powerwall.sh b/powerwall.sh
index cb206799..7ba43668 100755
--- a/powerwall.sh
+++ b/powerwall.sh
@@ -96,7 +96,7 @@ CHECKTEMPSENSOR(){
 	echo ${PW_TEMP_THRESHOLDS[${1}]} | cut -d',' -f 1 | read temp_warn
 	echo ${PW_TEMP_THRESHOLDS[${1}]} | cut -d',' -f 2 | read temp_crit
 	if [ "${6}" != "noavg" ]; then
-		[ "${6}" != "" ] && [[ "${1}" =~ ^[0-9]+$ ]] && avgdays=${6} || avgdays=3
+		[ "${6}" != "" ] && [[ "${6}" =~ ^[0-9]+$ ]] && avgdays=${6} || avgdays=3
 		if [ "${PW_SENSOR_TYPE[${1}]}" != "esxi" ]; then
 			average=$(AVERAGETEMP ${PW_SENSOR_ID[${1}]} ${avgdays})
 		else