# What changed in lockfile-lint

> 2 changes in lockfile-lint 5 from its official release notes, upgrade guides and advisories: 1 security, 1 new APIs and options. Each one cited. Sources checked 2026-10-20. HTML: https://unstale.sh/npm/lockfile-lint/

To see which of these apply to a repository, run `npx @unstale/cli init` in it.

## lockfile-lint 5

### Security

- A security fix was included in this patch release. (5.0.1) — [release notes](https://github.com/lirantal/lockfile-lint/releases/tag/lockfile-lint%405.0.1)

### New APIs and options

- ESM cosmiconfig files can now be loaded. (5.0.0) — [release notes](https://github.com/lirantal/lockfile-lint/releases/tag/lockfile-lint%405.0.0)