vercel · timneutkens · Dec 1, 2025 · Nov 29, 2025 · Nov 30, 2025 · Nov 30, 2025
diff --git a/packages/next/package.json b/packages/next/package.json
@@ -101,6 +101,7 @@
     "@next/env": "16.1.0-canary.9",
     "@swc/helpers": "0.5.15",
     "caniuse-lite": "^1.0.30001579",
+    "baseline-browser-mapping": "^2.8.3",
     "postcss": "8.4.31",
     "styled-jsx": "5.1.6"
   },

diff --git a/packages/next/src/compiled/browserslist/index.js b/packages/next/src/compiled/browserslist/index.js
diff --git a/packages/next/taskfile.js b/packages/next/taskfile.js
@@ -50,10 +50,12 @@ export async function copy_styled_jsx_assets(task, opts) {
 }
 
 const externals = {
-  // don't bundle caniuse-lite data so users can
+  // don't bundle caniuse-lite and baseline-browser-mapping data so users can
   // update it manually
   'caniuse-lite': 'caniuse-lite',
   '/caniuse-lite(/.*)/': 'caniuse-lite$1',
+  'baseline-browser-mapping': 'baseline-browser-mapping',
+  '/baseline-browser-mapping(/.*)/': 'baseline-browser-mapping$1',
 
   postcss: 'postcss',
   // Ensure latest version is used

diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml