diff --git a/CHANGELOG.md b/CHANGELOG.md
index a2aedd3e9..486e43528 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - MediaProxy: fix filename encoding
 - Migrations: fix a sporadic migration failure
 - Metadata rendering errors resulting in the entire page being inaccessible
+- Federation/MediaProxy not working with instances that have wrong certificate order
 
 ### Changed
 - Configuration: OpenGraph and TwitterCard providers enabled by default