diff --git a/CHANGELOG.md b/CHANGELOG.md
index 362dd00152..1b15ccaf94 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Svelte changelog
 
+## Unreleased
+
+* Handle preprocessors that return empty sourcemaps ([#6757](https://github.com/sveltejs/svelte/pull/6757))
+
 ## 3.42.6
 
 * Hide private preprocess typings ([#6622](https://github.com/sveltejs/svelte/issues/6622))