spamassassin and net::dns::resolver

[jurriaan <thunder7@xs4all.nl>]

:sudo /etc/init.d/spamassassin restart
Restarting SpamAssassin Mail Filter Daemon: [8276] error: Can't locate object method "new" via package "Net::DNS::Resolver" at /usr/share/perl5/Mail/SpamAssassi
n/DnsResolver.pm line 87.
spamd.
:

I though I had all dns related packages I could think of installed.

ii  dnsutils                       9.3.2-2                        Clients provided with BIND
ii  libavahi-compat-libdnssd1      0.6.6-1                        Avahi Apple Bonjour compatibility library
ii  libdns16                       9.2.4-1                        DNS Shared Library used by BIND
ii  libdns20                       9.3.1-2                        DNS Shared Library used by BIND
ii  libdns21                       9.3.2-2                        DNS Shared Library used by BIND
ii  libnet-dns-fingerprint-perl    0.9.3-1                        library to determine DNS server vendor, prod
ii  libnet-dns-perl                0.53-2                         Perform DNS queries from a Perl script

Can anybody tell me how to resolve this message?

Thanks,
Jurriaan
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