diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1e494be2bb..6649a0e8da 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Svelte changelog
 
+## Unreleased
+
+* Various hydration improvements and fixed ([#6449](https://github.com/sveltejs/svelte/pull/6449))
+
 ## 3.39.0
 
 * Support `bind:group` in SSR ([#4621](https://github.com/sveltejs/svelte/pull/4621))