On 30/09/2021, 18:00, "Daniel Baumann" <daniel.baumann@progress-linux.org> wrote: On 9/30/21 10:50, Alastair McKinstry wrote: > Are any other packages in the same situation ? In pytzdata, I've removed the embedded copy in order to use the system copy (= tzdata) of the zoneinfo files. Sensible, I think. There is an updated python-tz (pytz) today - 2021.3 ; I've adapted the build to use the system copy (tzdata) Regards, Daniel Regards Alastair