# Astro astro@5.11.0 — Release & Upgrade Intelligence
- **Product:** Astro (https://astro.build)
- **Version:** astro@5.11.0
- **Released:** Jul 03, 2025
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/astro/updates/astro-5.11.0/

## Executive Summary (TL;DR)
Astro astro@5.11.0. Source highlight: Updates the `NodeApp.match()` function in the Adapter API to accept a second, optional parameter to allow adapter authors to add headers to static, prerendered pages.

## New Features
- Updates the `NodeApp.match()` function in the Adapter API to accept a second, optional parameter to allow adapter authors to add headers to static, prerendered pages.

## Bug Fixes
- Fixes a bug where server islands wouldn't be correctly rendered when they are rendered inside fragments.
- Fixes a bug where i18n fallback rewrites didn't work in dynamic pages.

## Upgrade Command
```bash
npm install --save-exact astro@5.11.0
```