diff --git a/CHANGELOG.md b/CHANGELOG.md
index dd8d51ee1..af5196671 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,12 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 
 Uses libvips v8.12.2, compiled with Emscripten v3.1.9.
 
+### Added
+
+- Add type definition for `mainScriptUrlOrBlob` setting.
+  [#16](https://github.com/kleisauke/wasm-vips/pull/16)
+  [@bentron2000](https://github.com/bentron2000)
+
 ### Fixed
 
 - Include web-specific package exports in `package.json`.