# What changed in @kafkajs/confluent-schema-registry

> 3 changes in @kafkajs/confluent-schema-registry 4 from its official release notes, upgrade guides and advisories: 2 breaking, 1 new APIs and options. Each one cited. Sources checked 2026-10-22. HTML: https://unstale.sh/npm/@kafkajs/confluent-schema-registry/

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

## @kafkajs/confluent-schema-registry 4

### Breaking changes

- Support for Node.js 20 was dropped. (4.0.6) — [release notes](https://github.com/kafkajs/confluent-schema-registry/releases/tag/v4.0.6)
- Node 20 support was dropped. (4.0.5) — [release notes](https://github.com/kafkajs/confluent-schema-registry/releases/tag/v4.0.5)

### New APIs and options

- Adds the updateConfig option to the registration process. (4.1.0) — [release notes](https://github.com/kafkajs/confluent-schema-registry/releases/tag/v4.1.0)