Installation problsm - Can't locate DBI.pm

[OPEN.org System Administrator]

I get the following error message when trying to run-all-test. Any help
would be greatly appreciated.

/usr/local/mysql/sql-bench # ./run-all-tests
Can't locate DBI.pm in @INC (@INC contains:
/opt/perl5/lib/5.00503/PA-RISC1.1 /opt/perl5/lib/5.00503
/opt/perl5/lib/site_perl/
5.005/PA-RISC1.1 /opt/perl5/lib/site_perl/5.005 .) at ./run-all-tests line
36.
BEGIN failed--compilation aborted at ./run-all-tests line 36.

Thanks,
Eric White