# What changed in parsel-js

> 1 change in parsel-js 1 from its official release notes, upgrade guides and advisories. Each one cited. Sources checked 2026-10-20. HTML: https://unstale.sh/npm/parsel-js/

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## parsel-js 1

### Fixes and other changes

- Specificity comparisons now use lexicographic ordering of ID, class, and type counts, fixing selection of the most specific argument in :is() and selector lists. (1.2.3) — [release notes](https://github.com/LeaVerou/parsel/releases/tag/v1.2.3)