diff --git a/powerwall.sh b/powerwall.sh
index 0709dbf0..f14ab5f3 100755
--- a/powerwall.sh
+++ b/powerwall.sh
@@ -122,7 +122,7 @@ CHECKPOWER(){
 	BATTV=`echo ${JSONSTATS} | jq '.inputs .battV'`
 	BATTA=`echo ${JSONSTATS} | jq '.inputs .xfA'`
 	
-	OUTPUTV2=$(awk -ov_val="$OUTPUTV" 'BEGIN{print ov_val/2}')
+	OUTPUTV2=$(awk -vp_val="$OUTPUTV" 'BEGIN{print p_val/2}')
 	
 	echo "HERE $OUTPUTV2"