diff --git a/src/content/spec/performance/critical-css.md b/src/content/spec/performance/critical-css.md
index 1c8d719c..5ff2e6c3 100644
--- a/src/content/spec/performance/critical-css.md
+++ b/src/content/spec/performance/critical-css.md
@@ -7,7 +7,7 @@ status: recommended
order: 80
appliesTo: [all]
relatedSlugs: [core-web-vitals, font-loading, preload-prefetch-preconnect]
-updated: "2026-05-29T09:13:20.000Z"
+updated: "2026-09-20T00:00:00.000Z"
sources:
- title: "web.dev — Extract critical CSS"
url: "https://web.dev/articles/extract-critical-css"
@@ -18,8 +18,8 @@ sources:
- title: "MDN — Render-blocking resources"
url: "https://developer.mozilla.org/en-US/docs/Glossary/Render_blocking"
publisher: "MDN"
- - title: "Chrome for Developers — Eliminate render-blocking resources"
- url: "https://developer.chrome.com/docs/lighthouse/performance/render-blocking-resources"
+ - title: "Chrome for Developers — Render-blocking requests"
+ url: "https://developer.chrome.com/docs/performance/insights/render-blocking"
publisher: "Google"
---
@@ -75,5 +75,5 @@ Use `async` only for truly independent third-party scripts.
## Verification
- DevTools → Performance → record a load. The "Render-Blocking" badge marks every blocking request.
-- Lighthouse "Eliminate render-blocking resources" lists them with estimated savings.
+- Lighthouse's "Render-blocking requests" insight lists them with estimated savings. (Before Lighthouse 13 this was the "Eliminate render-blocking resources" audit.)
- View source: every non-critical `` should be deferred; every `