diff --git a/flake.nix b/flake.nix
index c5c3880..d65e9d8 100644
--- a/flake.nix
+++ b/flake.nix
@@ -5,7 +5,7 @@
     flake-parts.url = "github:hercules-ci/flake-parts";
 
     nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
-    nixpkgs-stable.url = "github:nixos/nixpkgs/nixos-25.05";
+    nixpkgs-stable.url = "github:nixos/nixpkgs/nixos-25.11";
 
     home-manager = {
       url = "github:nix-community/home-manager/master";
diff --git a/nixosConfigurations.nix b/nixosConfigurations.nix
index c4969c1..43a0bba 100644
--- a/nixosConfigurations.nix
+++ b/nixosConfigurations.nix
@@ -38,7 +38,7 @@ in
     alexandria = mkHost {
       hostname = "alexandria";
       tags = [
-        # "server" TODO: uncomment when 25.11 is out.
+        "server"
         "fwupd"
       ];
     };