--- charts-original/templates/servicemonitor.yaml
+++ charts/templates/servicemonitor.yaml
@@ -35,6 +35,18 @@
     {{- if .Values.prometheus.monitor.metricRelabelings }}
       metricRelabelings:
         {{- toYaml .Values.prometheus.monitor.metricRelabelings | nindent 8 }}
+        {{ if .Values.global.cattle.clusterId }}
+        - sourceLabels: [__address__]
+          targetLabel: cluster_id
+          replacement: {{ .Values.global.cattle.clusterId }}
+         {{- end }}
+     {{ else }}
+       {{ if .Values.global.cattle.clusterId }}
+      metricRelabelings:
+        - sourceLabels: [__address__]
+          targetLabel: cluster_id
+          replacement: {{ .Values.global.cattle.clusterId }}
+       {{- end }}
     {{- end }}
     {{- if .Values.prometheus.monitor.relabelings }}
       relabelings: