diff --git a/doc/release-notes/rl-2605.section.md b/doc/release-notes/rl-2605.section.md
index c59d72f7da45..2eb1c598e665 100644
--- a/doc/release-notes/rl-2605.section.md
+++ b/doc/release-notes/rl-2605.section.md
@@ -132,6 +132,13 @@
 
 - Varnish Cache has been updated to major version 8, `varnish` now refers to `varnish80`. That release contains breaking changes, see [Upgrading to Varnish-Cache 8.0](https://vinyl-cache.org/docs/8.0/whats-new/upgrading-8.0.html).
   Note that the Varnish 6 LTS release remains available as `varnish60`.
+  The Varnish Cache open-source project renamed itself to Vinyl Cache. Please migrate to `vinyl-cache`. See the `vinyl-cache` release notes entry for more information.
+  Varnish 8 is not supported for the entire NixOS 26.05 release cycle.
+
+- Vinyl Cache has been introduced with the major version 9 as the Varnish Cache open source project renamed itself to Vinyl Cache. Please migrate to Vinyl Cache 9 when you still use Varnish Cache.
+  A new module has also been introduced for this migration: `services.vinyl-cache`.
+  This release contains breaking changes, see [Upgrading to Vinyl Cache 9.0](https://vinyl-cache.org/docs/9.0/whats-new/upgrading-9.0.html).
+  The `varnish-modules` project is currently not packaged for Vinyl Cache, as it is incompatible.
 
 - `eslint` has been updated from version 9 to version 10. Please see https://eslint.org/blog/2026/02/eslint-v10.0.0-released/ for details about the breaking changes included in the update.
 
diff --git a/nixos/doc/manual/release-notes/rl-2605.section.md b/nixos/doc/manual/release-notes/rl-2605.section.md
index 3c17c6f3d764..56f7f703610f 100644
--- a/nixos/doc/manual/release-notes/rl-2605.section.md
+++ b/nixos/doc/manual/release-notes/rl-2605.section.md
@@ -62,6 +62,8 @@
 
 - [reaction](https://reaction.ppom.me/), a daemon that scans program outputs for repeated patterns, and takes action. A common usage is to scan ssh and webserver logs, and to ban hosts that cause multiple authentication errors. A modern alternative to fail2ban. Available as [services.reaction](#opt-services.reaction.enable).
 
+- [vinyl-cache] as the Varnish Cache project renamed itself. Available as [services.vinyl-cache](#opt-services.vinyl-cache.enable). To aid the migration, the old `services.varnish` module is still available.
+
 - [papra](https://papra.app/), an open-source document management platform designed to help you organize, secure, and archive your files effortlessly. Available as [services.papra](#opt-services.papra.enable).
 
 - [rqbit](https://github.com/ikatson/rqbit), a bittorrent client written in Rust. It has HTTP API and Web UI, and can be used as a library. Available as [services.rqbit](#opt-services.rqbit.enable).