diff --git a/krebs/2configs/shack/glados/automation/ampel.nix b/krebs/2configs/shack/glados/automation/ampel.nix
new file mode 100644
index 000000000..4be92a328
--- /dev/null
+++ b/krebs/2configs/shack/glados/automation/ampel.nix
@@ -0,0 +1,23 @@
+# needs:
+#   binary_sensor.lounge_ampel_status
+#   light.lounge_ampel_licht_rot
+
+let
+  glados = import ../lib;
+in
+{
+  services.home-assistant.config.automation =
+  [
+    {
+      alias = "Ampel Rotes Licht";
+      initial_state = true;
+      trigger = {
+        platform = "state";
+        entity_id = "binary_sensor.lounge_ampel_status";
+      };
+      action = { service = "light.turn_on";
+        data.entity_id = "light.lounge_ampel_licht_rot";
+      };
+    }
+  ];
+}
diff --git a/krebs/2configs/shack/glados/default.nix b/krebs/2configs/shack/glados/default.nix
index 51c2ad94f..e7860338c 100644
--- a/krebs/2configs/shack/glados/default.nix
+++ b/krebs/2configs/shack/glados/default.nix
@@ -40,6 +40,7 @@ in {
     ./automation/shack-startup.nix
     ./automation/party-time.nix
     ./automation/hass-restart.nix
+    ./automation/ampel.nix
 
   ];
   services.home-assistant =