diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6ba708fa..698b26f2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 * Feature: collection sharing by map or token incl. management API
 * Add: [auth] oauth2: allow custom client_id and client_secret (optional)
 * Cleanup: deprecate config option 'ldap_use_ssl' for good
+* Performance: improve `path_to_filesystem()`
 
 ## 3.6.1