diff --git a/nixos/doc/manual/release-notes/rl-2505.section.md b/nixos/doc/manual/release-notes/rl-2505.section.md
index fbf4a0a9727e..2d3b6e0df80e 100644
--- a/nixos/doc/manual/release-notes/rl-2505.section.md
+++ b/nixos/doc/manual/release-notes/rl-2505.section.md
@@ -636,6 +636,8 @@
   They are still expected to be working until future version 5.0.0, but will generate warnings in logs.
   Read the [release notes](https://www.authelia.com/blog/4.39-release-notes/) for human readable summaries of the changes.
 
+- `security.acme` now supports renewal using CSRs (Certificate Signing Request) through the options `security.acme.*.csr` and `security.acme.*.csrKey`.
+
 - `programs.fzf.keybindings` now supports the fish shell.
 
 - `gerbera` now has wavpack support.