diff --git a/xCAT-nbroot2/doxcat b/xCAT-nbroot2/doxcat
index 05ccadfcf..1e20ea580 100755
--- a/xCAT-nbroot2/doxcat
+++ b/xCAT-nbroot2/doxcat
@@ -138,9 +138,9 @@ while :; do
 		ERROR=`wget $destparameter 2>&1`
 		while [ $? == 1 ] && echo $ERROR|grep -v 416; do
 			sleep 10
-			ERROR=`wget -c $TARG 2>&1`
+			ERROR=`wget -c $destparameter 2>&1`
 		done
-		tar xvf `basename $TARG`
+		tar xvf `basename $destparameter`
 		./runme.sh
 		cd -
 	elif [ "$dest" = "reboot" -o "$dest" = "boot" ]; then