# Open Policy Agent (OPA) v1.21.1

> Security · 2026-09-29

A focused maintenance release corrects a compiler regression affecting comprehensions nested in object and set literals. It introduces no new operator-facing requirements.

## Other recorded changes
- 1 (defect_corrected 1)

[Full analysis](https://ratatosk.io/en/releases/opa/v1.21.1)

[Original release notes](https://github.com/open-policy-agent/opa/releases/tag/v1.21.1)