# Astro astro@5.13.4 — Release & Upgrade Intelligence
- **Product:** Astro (https://astro.build)
- **Version:** astro@5.13.4
- **Released:** Aug 27, 2025
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/astro/updates/astro-5.13.4/

## Executive Summary (TL;DR)
Astro astro@5.13.4. Source highlight: Fixes `Astro.url.pathname` to respect `trailingSlash: 'never'` configuration when using a base path. Previously, the root path with a base would incorrectly return `/base/` instead of `/base` when `trailingSlash` was set to 'never'.

## Bug Fixes
- Fixes `Astro.url.pathname` to respect `trailingSlash: 'never'` configuration when using a base path. Previously, the root path with a base would incorrectly return `/base/` instead of `/base` when `trailingSlash` was set to 'never'.
- Fixes a bug where actions named 'apply' do not work due to being a function prototype method.

## Upgrade Command
```bash
npm install --save-exact astro@5.13.4
```