diff --git a/users/b12f/concepts-and-training.nix b/users/b12f/concepts-and-training.nix
index 4382d8bd..6e98ef6c 100644
--- a/users/b12f/concepts-and-training.nix
+++ b/users/b12f/concepts-and-training.nix
@@ -62,6 +62,11 @@ in {
           user = "root";
         };
 
+        "demo2.prod.test" = {
+          hostname = "10.0.0.5";
+          user = "root";
+        };
+
         "proxy1.test.test" = {
           hostname = "10.0.0.8";
           user = "root";