-Depends: ${misc:Depends}, postfix (>= 3.1.8), carnet-tools-cn (>= 3.2.1), sasl2-bin (>= 2.1.25), libsasl2-modules (>= 2.1.25), debconf, openssl, adduser
+Depends: ${misc:Depends}, postfix (>= 3.4.10), carnet-tools-cn (>= 3.2.1), sasl2-bin (>= 2.1.27), libsasl2-modules (>= 2.1.27), debconf, openssl, adduser