my $warnPrefAnonymousPatronOPACPrivacy_PatronDoesNotExist = ( not $anonymous_patron and Koha::Patrons->search({ privacy => 2 })->count );
-my $warnPrefKohaAdminEmailAddress = not Email::Valid->address(C4::Context->preference('KohaAdminEmailAddress'));
+my $warnPrefKohaAdminEmailAddress = !Koha::Email->is_valid(C4::Context->preference('KohaAdminEmailAddress'));
my $c = Koha::Items->filter_by_visible_in_opac->count;
my @warnings = C4::Context->dbh->selectrow_array('SHOW WARNINGS');