# What changed in @metamask/safe-event-emitter

> 1 change in @metamask/safe-event-emitter 3 from its official release notes, upgrade guides and advisories. Each one cited. Sources checked 2026-10-20. HTML: https://unstale.sh/npm/@metamask/safe-event-emitter/

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## @metamask/safe-event-emitter 3

### Fixes and other changes

- Fixed ESM type declarations that TypeScript had read as CommonJS because package.json lacked type: 'module', which caused errors. (3.1.3) — [release notes](https://github.com/MetaMask/safe-event-emitter/releases/tag/v3.1.3)