diff --git a/portalgauss/custom/fleet.yaml b/portalgauss/custom/fleet.yaml
index 9e75e7b15bd81307706c4488543845e52d3d3fb5..9272484e2d39858482209f996b0426c9b494ef10 100644
--- a/portalgauss/custom/fleet.yaml
+++ b/portalgauss/custom/fleet.yaml
@@ -35,14 +35,18 @@ helm:
     customConfig:
       services:
         JupyterLab:
-          defaultOption: lrz
-      announcement:
-        show: true
-        title: "Upcoming Maintenance - 20 Mar 2025 08.30 - 18.30"
-        body: "All running JupyterLabs will be stopped during this maintenance."
+          defaultOption: default
+          default:
+            enabled: true
+          "3.6":
+            enabled: false
+          "4.2":
+            enabled: false
       systems:
         - JSC-Cloud
+        - LRZ-Staging
         - LRZ
+        - HLRS-Staging
       backendServices:
         outpostKubeLRZStaging:
           urls:
@@ -61,12 +65,6 @@ targetCustomizations:
         stage: staging
     helm:
       values:
-        customConfig:
-          systems:
-            - JSC-Cloud
-            - LRZ-Staging
-            - LRZ
-            - HLRS-Staging
         global:
           # hostname: zam12246.zam.kfa-juelich.de
           hostname: portal-staging.gauss-centre.eu
@@ -80,10 +78,6 @@ targetCustomizations:
         stage: production
     helm:
       values:
-        customConfig:
-          systems:
-            - JSC-Cloud
-            - LRZ
         global:
           # hostname: zam12246.zam.kfa-juelich.de
           hostname: portal.gauss-centre.eu