diff --git a/systems/auth-dns.noc.eh22.intern.nix b/systems/auth-dns.noc.eh22.intern.nix
new file mode 100644
index 0000000..d111593
--- /dev/null
+++ b/systems/auth-dns.noc.eh22.intern.nix
@@ -0,0 +1,11 @@
+{
+  ...
+}:
+{
+  imports = [ ];
+
+  # DO NOT CHANGE
+  # this defines the first version of NixOS that was installed on the machine so that programs with non-migratable data files are kept compatible
+  home-manager.users.noc.home.stateVersion = "24.11";
+  system.stateVersion = "24.11";
+}
diff --git a/systems/default.nix b/systems/default.nix
index c8273b4..d1780bd 100644
--- a/systems/default.nix
+++ b/systems/default.nix
@@ -38,6 +38,7 @@ let
 in
 {
   # prod hosts
+  "auth-dns.noc.eh22.intern" = mkSystem "x86_64-linux" "auth-dns.noc.eh22.intern";
 
   # misc hosts
   "test.eh22.intern" = mkSystem "x86_64-linux" "test.eh22.intern";