* doc/coreutils.texi (Block Size): Use an updated link to SI prefixes.
of bytes per block, or it can be @code{human-readable} or @code{si} to
select a human-readable format. Integers may be followed by suffixes
that are upward compatible with the
-@uref{http://www.bipm.org/en/publications/si-brochure/chapter3.html,
+@uref{https://www.bipm.org/en/measurement-units/si-prefixes,
SI prefixes}
for decimal multiples and with the
@uref{https://physics.nist.gov/cuu/Units/binary.html, ISO/IEC 80000-13