# MobX 6.15.3

- Product: MobX (https://whatsnew.fyi/product/mobx)
- Vendor: MobX
- Date: 2026-05-07
- Version: 6.15.3
- Original notes: https://github.com/mobxjs/mobx/releases/tag/mobx%406.15.3
- Permalink: https://whatsnew.fyi/product/mobx/releases/6.15.3

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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- **fixed** — Fix TypeScript errors when using flow as a standard decorator

###### Patch Changes

-   [`25e859a3582bcdd3c5a71aa52510adfd924a1a60`](https://github.com/mobxjs/mobx/commit/25e859a3582bcdd3c5a71aa52510adfd924a1a60) [#4644](https://github.com/mobxjs/mobx/pull/4644) Thanks [@kubk](https://github.com/kubk)! - Fix TypeScript errors when using `flow` as a standard decorator.