diff --git a/changelog.md b/changelog.md
index caba96f9..7e055259 100644
--- a/changelog.md
+++ b/changelog.md
@@ -9,6 +9,7 @@
   [HSEC-2024-0003](https://github.com/haskell/security-advisories/tree/main/advisories/hackage/process/HSEC-2024-0003.md).
 * Fix double-closing of stdin/stdout/stderr fds with POSIX `fork/exec` backend.
   [#306](https://github.com/haskell/process/issues/306)
+* Add support for `posix_spawn_file_actions_addchdir_np`
 
 ## 1.6.18.0 *September 2023*