diff --git a/CHANGELOG.md b/CHANGELOG.md
index a9a766f43b..8f3b6a0345 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,13 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## Unreleased
+
+### Changed
+
+- Introduced a maximum length for the comment in the API endpoints
+- Introduced a maximum length for the search query and the symbol in the API endpoints
+
 ## 3.66.0 - 2026-09-03
 
 ### Changed