[[release_notes_86]]
=== 8.6 Release notes

[discrete]
[[release_notes_860]]
=== 8.6.0 Release notes

- Tested versions of Ruby for 8.6.0: Ruby (MRI) 2.7, 3.0, 3.1 and **3.2**. JRuby 9.3 and **JRuby 9.4**.

[discrete]
==== API

[discrete]
===== New APIs

- `update_trained_model_deployment` - Updates certain properties of trained model deployment (This functionality is in Beta and is subject to change).

[discrete]
===== API Changes

- `cluster.reroute` - `:metric` parameter adds `none` as an option.
- `ml.start_trained_model_deployment` - New parameter `:priority` (String), the deployment priority

