diff --git a/perl-5.12.1-0.build.sh b/perl-5.12.1-0.build.sh
index db8d2b5..004ecf2 100755
--- a/perl-5.12.1-0.build.sh
+++ b/perl-5.12.1-0.build.sh
@@ -567,6 +567,8 @@ cpan PDL::Stats
 	make install
 )
 
+DB_FILE_INCLUDE=$PREFIX/include DB_FILE_LIB=$PREFIX/lib cpan DB_File   # for Bio::Perl
+
 # Do bioperl last, because it doesn't declare all dependencies correctly
 #
 cpan Bio::Perl