-Depends: carnet-tools-cn (>= 2.3), rsync
-Pre-Depends: clamav-daemon (>= 0.93.1.dfsg-volatile1), clamav-freshclam (>= 0.93.1.dfsg-volatile1), clamav (>= 0.93.1.dfsg-volatile1)
-Conflicts: amavisd-cn (<< 2:20030616p5-0), libclamav1, libclamav2, libclamav3
+Depends: carnet-tools-cn (>= 2.3), rsync, curl, clamav-unofficial-sigs (>= 3.7.1-1~bpo60+1), ${misc:Depends}
+Pre-Depends: clamav-daemon (>= 0.97.8), clamav-freshclam (>= 0.97.8), clamav (>= 0.97.8)
+Conflicts: amavisd-cn (<< 2:20030616p5-0), libclamav1, libclamav2, libclamav3, libclamav4, libclamav5