=over 4
-=item DTrace User Guide
+=item DTrace Dynamic Tracing Guide
-L<http://download.oracle.com/docs/cd/E19082-01/819-3620/index.html>
+L<http://dtrace.org/guide/preface.html>
=item DTrace: Dynamic Tracing in Oracle Solaris, Mac OS X and FreeBSD
=item L<Devel::DTrace::Provider>
-This CPAN module lets you create application-level DTrace probes written in Perl.
+This CPAN module lets you create application-level DTrace probes written in
+Perl.
=back