diff --git a/powerwall.sh b/powerwall.sh
index 7481d3b7..b3815b81 100755
--- a/powerwall.sh
+++ b/powerwall.sh
@@ -554,7 +554,7 @@ CHECKPOWER(){
 			[[ "${OUTPUTW}" == *"."* ]] && [[ "${OUTPUTW}" != *".0"* ]] && OUTPUTW=`printf "%'.2f\n" ${OUTPUTW}` || OUTPUTW=`printf "%'.0f\n" ${OUTPUTW}`
 			BATTV=`echo ${INVSTATSINFO} | jq '.inputs .battV'`
 			BATTA=`echo ${INVSTATSINFO} | jq '.inputs .xfA'`
-			BATTLIFE=`echo "scale=2; (${BATTV}*100)/53.7" | bc`
+			BATTLIFE=`echo "scale=2; (${BATTV}*100)/54.6" | bc`
 			if (( $(bc <<<"${BATTV} > 54.8") )); then
 				if (( $(bc <<<"${BATTV} > 58") )); then
 					BATTA_disp="${idsCL[Green]}${BATTA}'amps - Bulk Charging"