Check which version of DBI you have:

cpan -D DBI
[download]

Example output:

Done!
DBI
----------------------------------------------------------------------
+---
        (no description)
        T/TI/TIMB/DBI-1.633.tar.gz
        D:\perl\perl\vendor\lib\DBI.pm
        Installed: 1.631
        CPAN:      1.633  Not up to date
        Tim Bunce (TIMB)
        Tim.Bunce@pobox.com
[download]

Note that the installed version and cpan verison are listed, and it's pointed out where the installed module is not up to date. Just install the new version:

cpan DBI
[download]

Check out of date modules:

cpan -O
[download]