-Depends: amavis-stats, amavisd-cn, makepasswd, perl-base, apache2-utils, apache2-cn, carnet-tools-cn (>= 2.7)
-Recommends: sysklogd, rsyslog
+Depends: amavis-stats, amavisd-cn, makepasswd, perl-base (>= 5.10.0), apache2-utils, apache2-cn, carnet-tools-cn (>= 2.7)
+Recommends: sysklogd | rsyslog