[Exim4U] sender address blacklist

Hi List, i user to do sender black listing on my old exim configuration, but with my new setup(exim4u) this statement those not seems to work. i place it before: deny !verify = sender statement # exim: Sender Address Blacklist deny senders = /etc/exim/blacklist_Emails message = Blacklisted log_message = Sender Is Banned by Address Blacklisting The blacklist_Emails file contain statments like *@bad_domain.tld Please i need help on this Thanks Kebba