diff --git a/charts/pulsar/templates/prometheus/prometheus-configmap.yaml b/charts/pulsar/templates/prometheus/prometheus-configmap.yaml
index 62ad513d0..4463fce63 100644
--- a/charts/pulsar/templates/prometheus/prometheus-configmap.yaml
+++ b/charts/pulsar/templates/prometheus/prometheus-configmap.yaml
@@ -35,6 +35,12 @@ data:
       {{- if .Values.prometheus.scrapeTimeout }}
       scrape_timeout: {{ .Values.prometheus.scrapeTimeout }}
       {{- end }}
+{{- if .Values.prometheus.external_labels }}
+      external_labels:
+      {{- with .Values.prometheus.external_labels }}
+      {{ toYaml . | indent 2 }}
+      {{- end }}
+{{- end }}
 {{- if .Values.monitoring.alert_manager }}
     rule_files:
       - 'rules.yml'
diff --git a/charts/pulsar/values.yaml b/charts/pulsar/values.yaml
index 9b4260470..15c80e693 100644
--- a/charts/pulsar/values.yaml
+++ b/charts/pulsar/values.yaml
@@ -1568,6 +1568,7 @@ prometheus:
     ##
     retention: "15d"
   scrapeInterval: 15s
+  external_labels: {}
   securityContext:
     runAsUser: 65534
     runAsNonRoot: true