diff --git a/05-mcp-servers/templates/homeassistant-mcp.yaml b/05-mcp-servers/templates/homeassistant-mcp.yaml
index 8967312..7228e23 100644
--- a/05-mcp-servers/templates/homeassistant-mcp.yaml
+++ b/05-mcp-servers/templates/homeassistant-mcp.yaml
@@ -73,11 +73,9 @@ metadata:
   name: homeassistant-mcp-transformation
   namespace: agentgateway-system
 spec:
-  extractedValues:
-    homeassistant_token:
-      values:
-        secret:
-          name: homeassistant-mcp-secret
-          namespace: agentgateway-system
-          key: AUTHORIZATION_BEARER_TOKEN
-  
\ No newline at end of file
+  transformation:
+    request:
+      set:
+        - name: "Authorization"
+          # Diese Inja-Funktion 'secret' ist in K-Gateway/Envoy implementiert
+          value: '{{ "{{ " }} secret("agentgateway-system", "homeassistant-mcp-secret", "AUTHORIZATION_BEARER_TOKEN") {{ " }}" }}'