# Mockito v5.20.0

- Product: Mockito (https://whatsnew.fyi/product/mockito)
- Vendor: Mockito
- Date: 2025-09-20
- Version: v5.20.0
- Original notes: https://github.com/mockito/mockito/releases/tag/v5.20.0
- Permalink: https://whatsnew.fyi/product/mockito/releases/v5.20.0

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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- **added** — Add ability to mock construction of generic types
- **added** — Add support for JDK21 Sequenced Collections
- **fixed** — Fix issue #3709

<sup><sup>*Changelog generated by [Shipkit Changelog Gradle Plugin](https://github.com/shipkit/shipkit-changelog)*</sup></sup>

###### 5.20.0
 - 2025-09-20 - [11 commit(s)](https://github.com/mockito/mockito/compare/v5.19.0...v5.20.0) by Adrian-Kim, Giulio Longfils, Rafael Winterhalter, dependabot[bot]
 - Bump org.assertj:assertj-core from 3.27.4 to 3.27.5 [(#3730)](https://github.com/mockito/mockito/pull/3730)
 - Introducing the Ability to Mock Construction of Generic Types (#2401) [(#3729)](https://github.com/mockito/mockito/pull/3729)
 - Bump com.gradle.develocity from 4.1.1 to 4.2 [(#3726)](https://github.com/mockito/mockito/pull/3726)
 - Bump graalvm/setup-graalvm from 1.3.6 to 1.3.7 [(#3725)](https://github.com/mockito/mockito/pull/3725)
 - Bump org.eclipse.platform:org.eclipse.osgi from 3.23.100 to 3.23.200 [(#3720)](https://github.com/mockito/mockito/pull/3720)
 - Bump graalvm/setup-graalvm from 1.3.5 to 1.3.6 [(#3719)](https://github.com/mockito/mockito/pull/3719)
 - Bump actions/setup-java from 4 to 5 [(#3715)](https://github.com/mockito/mockito/pull/3715)
 - Bump com.gradle.develocity from 4.1 to 4.1.1 [(#3713)](https://github.com/mockito/mockito/pull/3713)
 - Bump bytebuddy from 1.17.6 to 1.17.7 [(#3712)](https://github.com/mockito/mockito/pull/3712)
 - test: Use Assume.assumeThat for SequencedCollection tests [(#3711)](https://github.com/mockito/mockito/pull/3711)
 - Fix #3709 [(#3710)](https://github.com/mockito/mockito/pull/3710)
 - feat: Add support for JDK21 Sequenced Collections. [(#3708)](https://github.com/mockito/mockito/pull/3708)
 - Introducing the Ability to Mock Construction of Generic Types [(#2401)](https://github.com/mockito/mockito/issues/2401)