# Turborepo v2.8.12 — Release & Upgrade Intelligence
- **Product:** Turborepo (https://turbo.build)
- **Version:** v2.8.12
- **Released:** Feb 27, 2026
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/turborepo/updates/v2.8.12/

## Executive Summary (TL;DR)
Turborepo v2.8.12. Source highlight: chore: Reduce compile times by deduplicating thiserror and itertools

## New Features
- test: Add lockfile-tests fixture for issue #12013

## Improvements
- perf: Extract query module into turborepo-query crate
- perf: Deduplicate petgraph, fixedbitset, and dashmap
- perf: Remove libgit2/git2 dependency, replace with gix-object
- perf: Remove async-graphql from turborepo-lib

## Bug Fixes
- fix: Prevent peerDependencies from overwriting concrete dependency specifiers
- fix: Resolve correct nested package version in bun lockfile pruning
- fix: Resolve all lockfile pruning test failures
- fix: Mark lockfile-aware-caching/bun prysk test as flaky
- fix: Add nextest retries for flaky tests
- fix: Add nextest retries for flaky prysk tests

## Upgrade Command
```bash
npm install --save-dev --save-exact turbo@2.8.12
```