# What changed in babel-loader

> 3 changes in babel-loader 10 from its official release notes, upgrade guides and advisories. Each one cited. Sources checked 2026-10-18. HTML: https://unstale.sh/npm/babel-loader/

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

## babel-loader 10

### Tooling

- babel-loader now supports Babel 8. (10.1.0) — [release notes](https://github.com/babel/babel-loader/releases/tag/v10.1.0)
- webpack is now marked as an optional peer dependency. (10.1.0) — [release notes](https://github.com/babel/babel-loader/releases/tag/v10.1.0)

### Fixes and other changes

- Reverts the use of the module.findPackageJSON API. (10.1.1) — [release notes](https://github.com/babel/babel-loader/releases/tag/v10.1.1)