# NATS v2.14.6

> Networking & Messaging · 2026-08-27

A maintenance release focused on performance improvements and JetStream correctness fixes. It also enforces a standalone-server constraint and updates the Go toolchain.

## Action needed
- **[breaking]** Consumer direct or sourcing status protection
  - Consumer updates can no longer change the consumer direct or sourcing status.

## Check if affected
- **[breaking]** Standalone stream updates with `replicas` greater than 1 rejected
  - Applies if you configure `replicas` greater than 1 and do not run a clustered system.
  - Stream config updates with `replicas` greater than 1 are now rejected on non-clustered systems.

## Other recorded changes
- 27 (defect_corrected 19, value_changed 7, constraint_changed 1)

[Full analysis](https://ratatosk.io/en/releases/nats/v2.14.6)

[Original release notes](https://github.com/nats-io/nats-server/releases/tag/v2.14.6)