diff --git a/docs/changelog.txt b/docs/changelog.txt
index 9d03b1f0a..5f3510ed9 100644
--- a/docs/changelog.txt
+++ b/docs/changelog.txt
@@ -51,7 +51,8 @@ changelog.txt uses a syntax similar to RST, with a few special sequences:
 - `confirm`: added a confirmation dialog for convicting dwarves of crimes
 
 ## API
-- Added ``Filesystem::mkdir_recursive``
+- Added ``Filesystem::mkdir_recursive`` (returns true if directories to create already exist)
+- Extended ``Filesystem::listdir_recursive`` to optionally make returned filenames relative to the start directory
 
 ## Lua
 - Added a ``ref_target`` field to primitive field references, corresponding to the ``ref-target`` XML attribute