diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1aa3391e..ce283d6d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,11 @@ All notable changes to this project will be documented in this file. The format
 
 > **Note**: Changes and additions listed here are contained in the `:edge` image tag. These changes may not be as stable as released changes.
 
+### Security
+
+- **Fail2ban**:
+  - Ensure a secure connection, when downloading the fail2ban package ([#4080](https://github.com/docker-mailserver/docker-mailserver/pull/4080))
+
 ### Updates
 
 - **Fail2ban**: