diff --git a/CHANGELOG.md b/CHANGELOG.md
index e9147947..16cc3ec8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,14 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [4.0.0] = TBC
+
+### Added
+
+### Changed
+-   Actions within PrimAITE are now extensible, allowing for plugin support.
+
+
 ## [3.3.0] - 2024-09-04
 
 ### Added