diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9ce67f6e8d..1169842f59 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -134,6 +134,7 @@ By @fornwall in [#3904](https://github.com/gfx-rs/wgpu/pull/3904) and [#3905](ht
 
 - Empty scissor rects are allowed now, matching the specification. by @PJB3005 in [#3863](https://github.com/gfx-rs/wgpu/pull/3863).
 - Add back components info to `TextureFormat`s. By @teoxoy in [#3843](https://github.com/gfx-rs/wgpu/pull/3843).
+- Add `get_mapped_range_as_array_buffer` for faster buffer read-backs in wasm builds. By @ryankaplan in [#4042] (https://github.com/gfx-rs/wgpu/pull/4042).
 
 ### Documentation