diff --git a/kustomize/bases/longhorn/longhorn-helmchart.yaml b/kustomize/bases/longhorn/longhorn-helmchart.yaml
index 33dd3ff..7ba4e9b 100644
--- a/kustomize/bases/longhorn/longhorn-helmchart.yaml
+++ b/kustomize/bases/longhorn/longhorn-helmchart.yaml
@@ -10,6 +10,7 @@ spec:
   targetNamespace: longhorn-system
   set:
     backupTargetCredentialSecret: s3-backupstore-credentials
+    ingress.host: ${LONGHORN_EXTERNAL_HOST}
   valuesContent: |-
     defaultSettings:
       backupTarget: s3://longhorn-backups@home/
@@ -27,4 +28,3 @@ spec:
           operator: Exists
     ingress:
       enabled: true
-      host: ${LONGHORN_EXTERNAL_HOST}
diff --git a/kustomize/overlays/prod-cluster/kustomization.yaml b/kustomize/overlays/prod-cluster/kustomization.yaml
index e27ca91..12304b1 100644
--- a/kustomize/overlays/prod-cluster/kustomization.yaml
+++ b/kustomize/overlays/prod-cluster/kustomization.yaml
@@ -10,7 +10,6 @@ commonLabels:
   app.kubernetes.io/managed-by: kustomize-cluster
 
 transformers:
-  - transformers/placeholders.yaml
   - transformers/ssm-secrets.yaml
 
 configMapGenerator:
@@ -28,4 +27,32 @@ secretGenerator:
     literals:
       - AWS_ACCESS_KEY_ID=${ssm:/k3s/prod/longhorn/s3_access_key_id}
       - AWS_SECRET_ACCESS_KEY=${ssm:/k3s/prod/longhorn/s3_secret_access_key}
-      - AWS_ENDPOINTS=https://s3.badjware.dev
\ No newline at end of file
+      - AWS_ENDPOINTS=https://s3.badjware.dev
+
+replacements:
+  - source:
+      kind: ConfigMap
+      name: cluster-replacements
+      namespace: default
+      fieldPath: data.TRAEFIK_EXTERNAL_HOST
+    targets:
+      - select:
+          kind: Ingress
+          name: traefik
+          namespace: kube-system
+        fieldPaths:
+          - spec.rules.0.host
+  - source:
+      kind: ConfigMap
+      name: cluster-replacements
+      namespace: default
+      fieldPath: data.LONGHORN_EXTERNAL_HOST
+    targets:
+      - select:
+          kind: HelmChart
+          name: longhorn
+          namespace: kube-system
+        fieldPaths:
+          - spec.set.[ingress.host]
+        options:
+            create: true
\ No newline at end of file
diff --git a/kustomize/overlays/prod-cluster/placeholders.txt b/kustomize/overlays/prod-cluster/placeholders.txt
deleted file mode 100644
index 64830a1..0000000
--- a/kustomize/overlays/prod-cluster/placeholders.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-TRAEFIK_EXTERNAL_HOST=traefik.badjnet.home
-LONGHORN_EXTERNAL_HOST=longhorn.badjnet.home
\ No newline at end of file
diff --git a/kustomize/overlays/prod-cluster/transformers/placeholders.yaml b/kustomize/overlays/prod-cluster/transformers/placeholders.yaml
deleted file mode 100644
index e3e18dd..0000000
--- a/kustomize/overlays/prod-cluster/transformers/placeholders.yaml
+++ /dev/null
@@ -1,5 +0,0 @@
-apiVersion: badjware/v1
-kind: PlaceholderTransformer
-metadata:
-  name: placeholders
-placeholdersFile: placeholders.txt
\ No newline at end of file
diff --git a/kustomize/overlays/prod/kustomization.yaml b/kustomize/overlays/prod/kustomization.yaml
index e06c32a..caea4ab 100644
--- a/kustomize/overlays/prod/kustomization.yaml
+++ b/kustomize/overlays/prod/kustomization.yaml
@@ -34,6 +34,14 @@ images:
     newTag: 6.2.5
 
 configMapGenerator:
+  - name: replacements
+    namespace: default
+    literals:
+      - GITEA_EXTERNAL_HOST=code.badjware.dev
+      - DRONE_EXTERNAL_HOST=drone.badjware.dev
+      - NEXTCLOUD_EXTERNAL_HOST=cloud.badjware.dev
+      - GRAFANA_EXTERNAL_HOST=grafana.badjware.dev
+      - PROMETHEUS_EXTERNAL_HOST=prometheus.badjnet.home
   - name: ecommerce-exporter-config
     namespace: monitoring
     behavior: replace
@@ -100,7 +108,6 @@ commonLabels:
   app.kubernetes.io/managed-by: kustomize
 
 transformers:
-  - transformers/placeholders.yaml
   - transformers/ssm-secrets.yaml
 
 patchesJson6902:
@@ -117,3 +124,65 @@ patchesJson6902:
 
 # patchesStrategicMerge:
 #   - patches/blackbox-exporter-probe-patch.yaml
+
+replacements:
+  - source:
+      kind: ConfigMap
+      name: replacements
+      namespace: default
+      fieldPath: data.GITEA_EXTERNAL_HOST
+    targets:
+      - select:
+          kind: Ingress
+          name: gitea
+          namespace: gitea
+        fieldPaths:
+          - spec.rules.0.host
+  - source:
+      kind: ConfigMap
+      name: replacements
+      namespace: default
+      fieldPath: data.DRONE_EXTERNAL_HOST
+    targets:
+      - select:
+          kind: Ingress
+          name: drone
+          namespace: gitea
+        fieldPaths:
+          - spec.rules.0.host
+  - source:
+      kind: ConfigMap
+      name: replacements
+      namespace: default
+      fieldPath: data.NEXTCLOUD_EXTERNAL_HOST
+    targets:
+      - select:
+          kind: Ingress
+          name: nextcloud
+          namespace: nextcloud
+        fieldPaths:
+          - spec.rules.0.host
+  - source:
+      kind: ConfigMap
+      name: replacements
+      namespace: default
+      fieldPath: data.GRAFANA_EXTERNAL_HOST
+    targets:
+      - select:
+          kind: Ingress
+          name: grafana
+          namespace: monitoring
+        fieldPaths:
+          - spec.rules.0.host
+  - source:
+      kind: ConfigMap
+      name: replacements
+      namespace: default
+      fieldPath: data.PROMETHEUS_EXTERNAL_HOST
+    targets:
+      - select:
+          kind: Ingress
+          name: prometheus
+          namespace: monitoring
+        fieldPaths:
+          - spec.rules.0.host
\ No newline at end of file
diff --git a/kustomize/overlays/prod/placeholders.txt b/kustomize/overlays/prod/placeholders.txt
deleted file mode 100644
index 6efe037..0000000
--- a/kustomize/overlays/prod/placeholders.txt
+++ /dev/null
@@ -1,7 +0,0 @@
-GITEA_EXTERNAL_HOST=code.badjware.dev
-DRONE_EXTERNAL_HOST=drone.badjware.dev
-NEXTCLOUD_EXTERNAL_HOST=cloud.badjware.dev
-
-GRAFANA_EXTERNAL_HOST=grafana.badjware.dev
-KUBERNETES_DASHBOARD_EXTERNAL_HOST=kubernetes-dashboard.badjnet.home
-PROMETHEUS_EXTERNAL_HOST=prometheus.badjnet.home
diff --git a/kustomize/overlays/prod/transformers/placeholders.yaml b/kustomize/overlays/prod/transformers/placeholders.yaml
deleted file mode 100644
index e3e18dd..0000000
--- a/kustomize/overlays/prod/transformers/placeholders.yaml
+++ /dev/null
@@ -1,5 +0,0 @@
-apiVersion: badjware/v1
-kind: PlaceholderTransformer
-metadata:
-  name: placeholders
-placeholdersFile: placeholders.txt
\ No newline at end of file