# MozPhab 2.16.0 and 2.16.1 Released

**URL:** <https://discourse.mozilla.org/t/mozphab-2-16-0-and-2-16-1-released/149211>\
**Category:** Firefox Tooling Announcements\
**Created:** [August 18, 2026, 3:18am UTC](https://discourse.mozilla.org/t/mozphab-2-16-0-and-2-16-1-released/149211 "2026-08-18T03:18:29Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![sheehan](https://sea1.discourse-cdn.com/flex001/user_avatar/discourse.mozilla.org/sheehan/32/71035_2.png) [@sheehan](https://discourse.mozilla.org/u/sheehan)\
**Post date:** [August 18, 2026, 3:18am UTC](https://discourse.mozilla.org/t/mozphab-2-16-0-and-2-16-1-released/149211/1 "2026-08-18T03:18:29Z")

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Bugs resolved in Moz-Phab 2.16.1:

- [bug 2063077](https://bugzilla.mozilla.org/2063077) Run tests in parallel with `pytest-xdist`
- [bug 2063810](https://bugzilla.mozilla.org/2063810) Obscure error installing MozPhab

Bugs resolved in Moz-Phab 2.16.0:

- [bug 2050987](https://bugzilla.mozilla.org/2050987) `moz-phab self-update` fails when installed via `uv tool`: “No module named pip”

Discuss these changes in #engineering-workflow on Slack or #Conduit Matrix