diff --git a/users/b12f/concepts-and-training.nix b/users/b12f/concepts-and-training.nix
index cee5096..cb82fb2 100644
--- a/users/b12f/concepts-and-training.nix
+++ b/users/b12f/concepts-and-training.nix
@@ -67,6 +67,12 @@ in {
           proxyJump = "gateway.base.test";
         };
 
+        "demo1-1.test.test" = {
+          hostname = "10.0.0.10";
+          user = "root";
+          proxyJump = "gateway.base.test";
+        };
+
         "demo2.prod.test" = {
           hostname = "10.0.0.5";
           user = "root";