diff --git a/hosts/web-arm/modules/postfix.nix b/hosts/web-arm/modules/postfix.nix
new file mode 100644
index 0000000..22d450d
--- /dev/null
+++ b/hosts/web-arm/modules/postfix.nix
@@ -0,0 +1,7 @@
+{ pkgs, ... }: {
+  services.postfix = {
+    enable = true;
+    domain = "cloonar.com";
+    hostname = "web-arm.cloonar.com";
+  };
+}