diff --git a/clusters/sit/helmrepo.yaml b/clusters/sit/helmrepo.yaml
deleted file mode 100644
index 1b83e6e..0000000
--- a/clusters/sit/helmrepo.yaml
+++ /dev/null
@@ -1,8 +0,0 @@
-apiVersion: source.toolkit.fluxcd.io/v1beta2
-kind: HelmRepository
-metadata:
-  name: stable
-  namespace: monitoring
-spec:
-  interval: 1m
-  url: https://charts.onwalk.net/
diff --git a/clusters/sit/kustomization.yaml b/clusters/sit/kustomization.yaml
index 433cd6d..6501db5 100644
--- a/clusters/sit/kustomization.yaml
+++ b/clusters/sit/kustomization.yaml
@@ -2,6 +2,5 @@ apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
 namespace: monitoring
 resources:
-  - namespace.yaml
-  - helmrepo.yaml
   - observability-agent.yaml
+  - prometheus-operator-agent.yaml
diff --git a/clusters/sit/namespace.yaml b/clusters/sit/namespace.yaml
deleted file mode 100644
index d325236..0000000
--- a/clusters/sit/namespace.yaml
+++ /dev/null
@@ -1,4 +0,0 @@
-apiVersion: v1
-kind: Namespace
-metadata:
-  name: monitoring
diff --git a/clusters/sit/observability-agent.yaml b/clusters/sit/observability-agent.yaml
index 2544db0..78521c3 100644
--- a/clusters/sit/observability-agent.yaml
+++ b/clusters/sit/observability-agent.yaml
@@ -1,3 +1,17 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: monitoring
+---
+apiVersion: source.toolkit.fluxcd.io/v1beta2
+kind: HelmRepository
+metadata:
+  name: stable
+  namespace: monitoring
+spec:
+  interval: 1m
+  url: https://charts.onwalk.net/
+---
 apiVersion: helm.toolkit.fluxcd.io/v2beta1
 kind: HelmRelease
 metadata:
@@ -22,7 +36,7 @@ spec:
         - 10.0.1.3
       deepflowK8sClusterID: d-rUJ4CUKMUt
     prometheus:
-      enabled: true
+      enabled: false
       server:
         extraFlags:
         - enable-feature=expand-external-labels
diff --git a/clusters/sit/prometheus-operator-agent.yaml b/clusters/sit/prometheus-operator-agent.yaml
new file mode 100644
index 0000000..c990316
--- /dev/null
+++ b/clusters/sit/prometheus-operator-agent.yaml
@@ -0,0 +1,45 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: monitoring
+---
+apiVersion: source.toolkit.fluxcd.io/v1beta2
+kind: HelmRepository
+metadata:
+  name: prometheus-community
+  namespace: monitoring
+spec:
+  interval: 1m
+  url: https://prometheus-community.github.io/helm-charts
+---
+apiVersion: helm.toolkit.fluxcd.io/v2beta1
+kind: HelmRelease
+metadata:
+  name: observabilityagent
+  namespace: monitoring
+spec:
+  chart:
+    spec:
+      chart: kube-prometheus-stack
+      version: "55.5.0"
+      sourceRef:
+        kind: HelmRepository
+        name: prometheus-community
+        namespace: monitoring
+  interval: 1m
+  values:
+    prometheusOperator:
+      enabled: true
+    crds:
+      enabled: true
+    prometheus:
+      enabled: true
+      agentMode: true
+      prometheusSpec:
+        remoteWrite:
+        - name: remote_prometheus
+          url: 'https://prometheus.svc.ink/api/v1/write'
+    grafana:
+      enabled: false
+    prometheus-windows-exporter:
+      enabled: false