diff --git a/CHANGELOG.md b/CHANGELOG.md
index 48cb518..3ccfb9a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,14 +1,28 @@
 # Release Notes for Sprig
 
-## 3.0.0 - Unreleased
+## 3.0.0-beta.1 - Unreleased
 
-> {warning} Flash messages are no longer returned when calling controller actions. The `message` variable should be used instead.
+> {warning} Template caches and static page caches should be cleared after performing this update.
 
 ### Added
 
 - Added compatibility with Craft 5.0.0.
+- Added the `sprig.isSuccess` variable.
+- Added the `sprig.isError` variable.
+- Added the `sprig.message` variable.
+- Added the `sprig.modelId` variable.
 
 ### Changed
 
-- Flash messages are no longer returned when calling controller actions. The `message` variable should be used instead.
-- Requests that accept JSON responses are now used when running controller actions ([#301](https://github.com/putyourlightson/craft-sprig/issues/301)).
+- Changed how the component configuration is encoded.
+
+### Removed
+
+- Removed the `sprig.script` variable.
+- Removed the `s-on` attribute.
+
+### Deprecated
+
+- Deprecated the `success` variable. Use `sprig.isSuccess` or `sprig.isError` instead.
+- Deprecated the `flashes` variable. Use `sprig.message` or `craft.app.session.flash()` instead.
+- Deprecated the `id` variable. Use `sprig.modelId` instead.