diff --git a/nixos/doc/manual/release-notes/rl-2305.section.md b/nixos/doc/manual/release-notes/rl-2305.section.md
index 85fce98b88c0..1df164899de8 100644
--- a/nixos/doc/manual/release-notes/rl-2305.section.md
+++ b/nixos/doc/manual/release-notes/rl-2305.section.md
@@ -352,6 +352,8 @@ In addition to numerous new and upgraded packages, this release has the followin
 
 - `boot.initrd.luks.device.<name>` has a new `tryEmptyPassphrase` option, this is useful for OEM's who need to install an encrypted disk with a future settable passphrase
 
+- Lisp gained a [manual section](https://nixos.org/manual/nixpkgs/stable/#lisp), documenting a new and backwards incompatible interface. The previous interface will be removed in a future release.
+
 ## Detailed migration information {#sec-release-23.05-migration}
 
 ### Pipewire configuration overrides {#sec-release-23.05-migration-pipewire}