# Astro astro@6.1.10 — Release & Upgrade Intelligence
- **Product:** Astro (https://astro.build)
- **Version:** astro@6.1.10
- **Released:** Apr 28, 2026
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/astro/updates/astro-6.1.10/

## Executive Summary (TL;DR)
Astro astro@6.1.10. Source highlight: Fixes a spurious `[WARN] [content] Content config not loaded` warning during `astro dev` for projects that don't use content collections

## Bug Fixes
- Fixes a spurious `[WARN] [content] Content config not loaded` warning during `astro dev` for projects that don't use content collections
- Hardens server island encryption to prevent encrypted data from one island component being replayed against a different one
- Fixes a spurious 404 request for a dev toolbar sourcemap during `astro dev` caused by the browser mis-resolving a relative `sourceMappingURL` from the `/@id/` URL prefix
- Fixes an unnecessary full page reload on first navigation during dev

## Upgrade Command
```bash
npm install --save-exact astro@6.1.10
```