diff --git a/CHANGELOG.md b/CHANGELOG.md
index dd83e8e..870d722 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,12 @@ 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).
 
+## Unreleased
+
+### Added
+
+* Add custom summary via shortcodes
+
 ## [0.3.1] - 2024-11-16
 
 * Initial release on WordPress.org
diff --git a/README.md b/README.md
index e52e4a8..f61876b 100644
--- a/README.md
+++ b/README.md
@@ -102,6 +102,12 @@ We're always interested in your feedback. Feel free to reach out to us via [E-Ma
 
 ## Changelog ##
 
+### Unreleased
+
+#### Added
+
+* Add custom summary via shortcodes
+
 ### [0.3.1] 2024-12-05 ###
 
 * Initial release on https://wordpress.org/