diff --git a/hosts/web-arm/configuration.nix b/hosts/web-arm/configuration.nix
index be836b4..077bd81 100644
--- a/hosts/web-arm/configuration.nix
+++ b/hosts/web-arm/configuration.nix
@@ -55,6 +55,7 @@
     ./sites/stage.korean-skin.care.nix
     ./sites/feeds.jordanrannells.com.nix
     ./sites/dialog-relations.cloonar.dev.nix
+    ./sites/dialog-relations.at.nix
     ./sites/lena-schilling.cloonar.dev.nix
     ./sites/lena-schilling.at.nix
   ];
diff --git a/hosts/web-arm/sites/dialog-relations.at.nix b/hosts/web-arm/sites/dialog-relations.at.nix
new file mode 100644
index 0000000..6f5e243
--- /dev/null
+++ b/hosts/web-arm/sites/dialog-relations.at.nix
@@ -0,0 +1,9 @@
+{ pkgs, lib, config, ... }:
+{
+  services.typo3.instances."dialog-relations.at" = {
+    authorizedKeys = [
+      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFfBQ1dfjWNHQyYIjTtQaJgDJFvHAZhSz5QzPfzOvnI6"
+    ];
+    phpPackage = pkgs.php84;
+  };
+}