Dear Maintainer,
            I was updating/upgrading testing and came across the following :-

Preparing to replace libxml-libxml-perl 2.0010+dfsg-1 (using
.../libxml-libxml-perl_2.0010+dfsg-1+b1_amd64.deb) ...
Can't locate File/Basename.pm in @INC (you may need to install the
File::Basename module) (@INC contains: /etc/perl
/usr/local/lib/perl/5.18.1 /usr/local/share/perl/5.18.1 /usr/lib/perl5
/usr/share/perl5 /usr/lib/perl/5.18 /usr/share/perl/5.18
/usr/local/lib/site_perl .) at /usr/share/perl5/XML/SAX.pm line 15.
BEGIN failed--compilation aborted at /usr/share/perl5/XML/SAX.pm line 15.
Compilation failed in require at /usr/bin/update-perl-sax-parsers line 18.
BEGIN failed--compilation aborted at /usr/bin/update-perl-sax-parsers line 18.
dpkg: warning: subprocess old pre-removal script returned error exit status 2
dpkg: trying script from the new package instead ...
dpkg: ... it looks like that went OK

Setting up libxml-libxml-perl (2.0010+dfsg-1+b1) ...
update-perl-sax-parsers: Registering Perl SAX parser
XML::LibXML::SAX::Parser with priority 50...
update-perl-sax-parsers: Registering Perl SAX parser XML::LibXML::SAX
with priority 50...
update-perl-sax-parsers: Updating overall Perl SAX parser modules info file...

Dunno if it's a bug or not, just wanted to bring to your notice.