diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 956b527caed80d3f6bc1bba6d84ed188fe6bf232..a443c7b579be2a7906cbe37c215145d2ebac220f 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -11,6 +11,7 @@ Added
 
 
 * Added more functions to the :class:`.fslmaths` wrapper (!431).
+* New :func:`.smoothest` wrapper function (!432).
 
 
 3.15.4 (Monday 27th November 2023)