diff --git a/clusters/cl01tl/helm/argo-workflows/Chart.yaml b/clusters/cl01tl/helm/argo-workflows/Chart.yaml
index 63297861c..d6c6dfcdc 100644
--- a/clusters/cl01tl/helm/argo-workflows/Chart.yaml
+++ b/clusters/cl01tl/helm/argo-workflows/Chart.yaml
@@ -27,5 +27,9 @@ dependencies:
     alias: postgres-17-cluster
     version: 6.16.1
     repository: oci://harbor.alexlebens.net/helm-charts
+  - name: postgres-cluster
+    alias: postgres-18-cluster
+    version: 6.16.1
+    repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/argo-cd.png
 appVersion: v3.6.7
diff --git a/clusters/cl01tl/helm/argo-workflows/values.yaml b/clusters/cl01tl/helm/argo-workflows/values.yaml
index 29a700952..7202ad415 100644
--- a/clusters/cl01tl/helm/argo-workflows/values.yaml
+++ b/clusters/cl01tl/helm/argo-workflows/values.yaml
@@ -145,3 +145,75 @@ postgres-17-cluster:
       #   suspend: true
       #   schedule: "0 0 4 * * SAT"
       #   backupName: garage-remote
+postgres-18-cluster:
+  mode: recovery
+  cluster:
+    image:
+      repository: ghcr.io/cloudnative-pg/postgresql
+      tag: 18.1-standard-trixie
+    storage:
+      storageClass: local-path
+    walStorage:
+      storageClass: local-path
+    monitoring:
+      enabled: true
+      prometheusRule:
+        enabled: true
+  recovery:
+    method: import
+    # objectStore:
+    #   destinationPath: s3://postgres-backups/cl01tl/argo-workflows/argo-workflows-postgresql-18-cluster
+    #   endpointURL: http://garage-main.garage:3900
+    #   index: 1
+    #   endpointCredentials: argo-workflows-postgresql-18-cluster-backup-secret-garage
+    import:
+      type: microservice
+      databases:
+        - app
+      source:
+        host: argo-workflows-postgresql-17-cluster-rw
+        port: 5432
+        username: app
+        database: app
+        sslMode: "verify-full"
+        passwordSecret:
+          name: argo-workflows-postgresql-17-cluster-app
+          key: password
+  backup:
+    objectStore:
+      - name: external
+        destinationPath: s3://postgres-backups-ce540ddf106d186bbddca68a/cl01tl/argo-workflows/argo-workflows-postgresql-18-cluster
+        index: 1
+        retentionPolicy: "30d"
+        isWALArchiver: false
+      - name: garage-local
+        destinationPath: s3://postgres-backups/cl01tl/argo-workflows/argo-workflows-postgresql-18-cluster
+        index: 1
+        endpointURL: http://garage-main.garage:3900
+        endpointCredentials: argo-workflows-postgresql-18-cluster-backup-secret-garage
+        endpointCredentialsIncludeRegion: true
+        retentionPolicy: "3d"
+        isWALArchiver: true
+      # - name: garage-remote
+      #   destinationPath: s3://postgres-backups/cl01tl/argo-workflows/argo-workflows-postgresql-18-cluster
+      #   index: 1
+      #   endpointURL: https://garage-ps10rp.boreal-beaufort.ts.net:3900
+      #   endpointCredentials: argo-workflows-postgresql-18-cluster-backup-secret-garage
+      #   endpointCredentialsIncludeRegion: true
+      #   retentionPolicy: "30d"
+      #   data:
+      #     compression: bzip2
+    scheduledBackups:
+      - name: daily-backup
+        suspend: false
+        schedule: "0 0 0 * * *"
+        backupName: external
+      - name: live-backup
+        suspend: false
+        immediate: true
+        schedule: "0 0 0 * * *"
+        backupName: garage-local
+      # - name: weekly-backup
+      #   suspend: true
+      #   schedule: "0 0 4 * * SAT"
+      #   backupName: garage-remote