diff --git a/README.md b/README.md
index 05b6327..dd930e6 100644
--- a/README.md
+++ b/README.md
@@ -5,19 +5,15 @@
 
 ## Release branches
 
-For each NixOS release, we publish a branch. You then have to use the
-SNM branch corresponding to your NixOS version.
+We publish a branch for each NixOS release. Only matching branch versions are
+supported.
 
-* For NixOS 25.11
-  * Use the [SNM branch `nixos-25.11`](https://gitlab.com/simple-nixos-mailserver/nixos-mailserver/-/tree/nixos-25.11)
-  * [Documentation](https://nixos-mailserver.readthedocs.io/en/nixos-25.11/)
-  * [Release notes](https://nixos-mailserver.readthedocs.io/en/nixos-25.11/release-notes.html#nixos-25-11)
-* For NixOS 25.05
-  * Use the [SNM branch `nixos-25.05`](https://gitlab.com/simple-nixos-mailserver/nixos-mailserver/-/tree/nixos-25.05)
-  * [Documentation](https://nixos-mailserver.readthedocs.io/en/nixos-25.05/)
-  * [Release notes](https://nixos-mailserver.readthedocs.io/en/nixos-25.05/release-notes.html#nixos-25-05)
+* For NixOS 26.05
+  * Use the [`nixos-26.05`](https://gitlab.com/simple-nixos-mailserver/nixos-mailserver/-/tree/nixos-25.11) branch
+  * [Documentation](https://nixos-mailserver.readthedocs.io/en/nixos-26.05/)
+  * [Release notes](https://nixos-mailserver.readthedocs.io/en/nixos-26.05/release-notes.html#nixos-26-05)
 * For NixOS unstable
-  * Use the [SNM branch `main`](https://gitlab.com/simple-nixos-mailserver/nixos-mailserver/-/tree/main)
+  * Use the [`main`](https://gitlab.com/simple-nixos-mailserver/nixos-mailserver/-/tree/main) branch
   * [Documentation](https://nixos-mailserver.readthedocs.io/en/latest/)
 
 ## Features