# Fluentd v1.20.0

> Observability · 2026-10-26

A feature-rich release adds configuration and platform capabilities, updates the JIT default, and removes Ruby 3.2 support. It also fixes correctness issues across input handling, buffering, and HTTP processing.

## Check if affected
- **[breaking]** The `enable_jit` default changed to `true`
  - Applies if you do not set `enable_jit`.
  - The system configuration `enable_jit` now defaults to `true` in this release.
- **[breaking]** `Ruby 3.2` support removed
  - Applies if you run `Ruby 3.2`.
  - Support for `Ruby 3.2` is removed in this release.

## Other recorded changes
- 30 (defect_corrected 15, added 10, removed 2, constraint_changed 2, value_changed 1)

[Full analysis](https://ratatosk.io/en/releases/fluentd/v1.20.0)

[Original release notes](https://github.com/fluent/fluentd/releases/tag/v1.20.0)