# Astro astro@7.4.1 — Release & Upgrade Intelligence
- **Product:** Astro (https://astro.build)
- **Version:** astro@7.4.1
- **Released:** Oct 19, 2026
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/astro/updates/astro-7.4.1/

## Executive Summary (TL;DR)
Astro astro@7.4.1. Source highlight: Preserves the last modified date of cached optimized images and incrementally restored build output when copying them into the build output on all platforms

## Bug Fixes
- Preserves the last modified date of cached optimized images and incrementally restored build output when copying them into the build output on all platforms
- Fixes a typo in the error message shown when a font `cssVariable` is invalid
- Fixes a bug where projects whose path contains an apostrophe (`'`) failed to load sessions, middleware, a cache provider, or a `src/fetch.ts` handler
- Fixes a `TSCONFIG_ERROR` during `astro build` when a parent directory contains a `tsconfig.json` that cannot be resolved, such as one extending `astro/tsconfigs/strict` without installed dependencies
- Fixes an `Unterminated string` build error when application code imports from `astro/config` (for example, `fontProviders` in a shared fonts module)
- Fixes missing styles in production builds for conditionally rendered framework components (e.g. Svelte components inside `{#if}` blocks) imported by a hydrated island

## Upgrade Command
```bash
npm install --save-exact astro@7.4.1
```