diff --git a/CHANGELOG.md b/CHANGELOG.md
index 52bda222d..1acd15b57 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,7 +7,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
-- Nothing yet!
+### Fixed
+
+- Add missing `main` and `browser` fields for `@tailwindcss/browser` ([#15594](https://github.com/tailwindlabs/tailwindcss/pull/15594))
 
 ## [4.0.0-beta.9] - 2025-01-09
 
diff --git a/packages/@tailwindcss-browser/package.json b/packages/@tailwindcss-browser/package.json
index ae8aa5a35..bce497e61 100644
--- a/packages/@tailwindcss-browser/package.json
+++ b/packages/@tailwindcss-browser/package.json
@@ -3,6 +3,8 @@
   "version": "4.0.0-beta.9",
   "description": "A utility-first CSS framework for rapidly building custom user interfaces.",
   "license": "MIT",
+  "main": "./dist/index.mjs",
+  "browser": "./dist/index.mjs",
   "repository": {
     "type": "git",
     "url": "https://github.com/tailwindlabs/tailwindcss.git",