- sed -i "s/RELEASE=.*/RELEASE='${RELEASE}'/" $MNTPOINT/etc/debootstrap/config
- sed -i "s/TARGET=.*/TARGET='${TARGET}'/" $MNTPOINT/etc/debootstrap/config
- sed -i "s/GRUB=.*/GRUB='${GRUB}'/" $MNTPOINT/etc/debootstrap/config
- sed -i "s/GROOT=.*/GROOT='${GROOT}'/" $MNTPOINT/etc/debootstrap/config
+ sed -i "s/RELEASE=.*/RELEASE=\"$RELEASE\"/" $MNTPOINT/etc/debootstrap/config
+ sed -i "s/TARGET=.*/TARGET=\"$TARGET\"/" $MNTPOINT/etc/debootstrap/config
+ sed -i "s/GRUB=.*/GRUB=\"$GRUB\"/" $MNTPOINT/etc/debootstrap/config
+ sed -i "s/GROOT=.*/GROOT=\"$GROOT\"/" $MNTPOINT/etc/debootstrap/config