# Prefect 2.20.26 — 2.20.26 - Still Prefect After All These Years

- Product: Prefect (https://whatsnew.fyi/product/prefect)
- Vendor: Prefect
- Date: 2026-09-02
- Version: 2.20.26
- Original notes: https://github.com/PrefectHQ/prefect/releases/tag/2.20.26
- Permalink: https://whatsnew.fyi/product/prefect/releases/2.20.26-d86d594d

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **changed** — Update click requirement from <8.2,>=8.0 to >=8.0,<8.4
- **changed** — Update packaging requirement from <25.1,>=21.3 to >=21.3,<26.1
- **changed** — Update typer requirement from !=0.12.2,<0.18.0,>=0.12.0 to >=0.12.0,!=0.12.2,<0.22.0
- **changed** — Update coolname requirement from <3.0.0,>=1.0.4 to >=1.0.4,<4.0.0
- **changed** — Update typer requirement from !=0.12.2,<0.22.0,>=0.12.0 to >=0.12.0,!=0.12.2,<0.24.0
- **changed** — Update pytz requirement from <2026,>=2021.1 to >=2021.1,<2027
- **changed** — Update croniter requirement from <6.0.0,>=1.0.12 to >=1.0.12,<7.0.0
- **fixed** — Fix 2.x compatibility with current dependencies
- **changed** — Reject option-like Git branch values

<!-- Release notes generated using configuration in .github/release.yml at 25ef91bc177ec8291500cbaa186f78453d708d0e -->

##### What's Changed
###### Integrations & Dependencies 🤝
* chore(deps): update click requirement from <8.2,>=8.0 to >=8.0,<8.4 by @dependabot[bot] in https://github.com/PrefectHQ/prefect/pull/20110
* chore(deps): update packaging requirement from <25.1,>=21.3 to >=21.3,<26.1 by @dependabot[bot] in https://github.com/PrefectHQ/prefect/pull/20420
* chore(deps): update typer requirement from !=0.12.2,<0.18.0,>=0.12.0 to >=0.12.0,!=0.12.2,<0.22.0 by @dependabot[bot] in https://github.com/PrefectHQ/prefect/pull/20419
* chore(deps): update coolname requirement from <3.0.0,>=1.0.4 to >=1.0.4,<4.0.0 by @dependabot[bot] in https://github.com/PrefectHQ/prefect/pull/20459
* chore(deps): update typer requirement from !=0.12.2,<0.22.0,>=0.12.0 to >=0.12.0,!=0.12.2,<0.24.0 by @dependabot[bot] in https://github.com/PrefectHQ/prefect/pull/20646
* chore(deps): update pytz requirement from <2026,>=2021.1 to >=2021.1,<2027 by @dependabot[bot] in https://github.com/PrefectHQ/prefect/pull/20953
* chore(deps): update croniter requirement from <6.0.0,>=1.0.12 to >=1.0.12,<7.0.0 by @dependabot[bot] in https://github.com/PrefectHQ/prefect/pull/21126
* Fix 2.x compatibility with current dependencies by @desertaxle in https://github.com/PrefectHQ/prefect/pull/22862
###### Development & Tidiness 🧹
* Migrate 2.x PyPI publishing to OIDC by @desertaxle in https://github.com/PrefectHQ/prefect/pull/23018
###### Uncategorized
* [codex] Redirect legacy docs subdomains by @zzstoatzz in https://github.com/PrefectHQ/prefect/pull/22382
* [2.x] Reject option-like Git branch values by @desertaxle in https://github.com/PrefectHQ/prefect/pull/22860


**Full Changelog**: https://github.com/PrefectHQ/prefect/compare/2.20.25...2.20.26