diff --git a/stable/prometheus-blackbox-exporter/Chart.yaml b/stable/prometheus-blackbox-exporter/Chart.yaml
index 663ff8eb96..3b5b016bd8 100644
--- a/stable/prometheus-blackbox-exporter/Chart.yaml
+++ b/stable/prometheus-blackbox-exporter/Chart.yaml
@@ -1,7 +1,7 @@
 apiVersion: v1
 description: Prometheus Blackbox Exporter
 name: prometheus-blackbox-exporter
-version: 4.1.1
+version: 4.2.0
 appVersion: 0.16.0
 home: https://github.com/prometheus/blackbox_exporter
 sources:
diff --git a/stable/prometheus-blackbox-exporter/templates/servicemonitor.yaml b/stable/prometheus-blackbox-exporter/templates/servicemonitor.yaml
index 1af8119baa..b7c461cc12 100644
--- a/stable/prometheus-blackbox-exporter/templates/servicemonitor.yaml
+++ b/stable/prometheus-blackbox-exporter/templates/servicemonitor.yaml
@@ -26,10 +26,8 @@ spec:
       target:
       - {{ .url }}
     metricRelabelings:
-      - sourceLabels: [__address__]
-        targetLabel: __param_target
-      - sourceLabels: [__param_target]
-        targetLabel: instance
+      - targetLabel: instance
+        replacement: {{ .url }}
       - targetLabel: target
         replacement: {{ .name }}
   jobLabel: "{{ $.Release.Name }}"
@@ -42,4 +40,3 @@ spec:
       - {{ $.Release.Namespace }}
 {{- end }}
 {{- end }}
-