diff --git a/charts/prometheus-snmp-exporter/Chart.yaml b/charts/prometheus-snmp-exporter/Chart.yaml
index 6c7726df17b0..6db5cbea0d1f 100644
--- a/charts/prometheus-snmp-exporter/Chart.yaml
+++ b/charts/prometheus-snmp-exporter/Chart.yaml
@@ -1,7 +1,7 @@
 apiVersion: v1
 description: Prometheus SNMP Exporter
 name: prometheus-snmp-exporter
-version: 1.8.0
+version: 1.8.1
 appVersion: v0.21.0
 home: https://github.com/prometheus/snmp_exporter
 sources:
diff --git a/charts/prometheus-snmp-exporter/templates/servicemonitor.yaml b/charts/prometheus-snmp-exporter/templates/servicemonitor.yaml
index c2b3ae242742..25e8406b0c42 100644
--- a/charts/prometheus-snmp-exporter/templates/servicemonitor.yaml
+++ b/charts/prometheus-snmp-exporter/templates/servicemonitor.yaml
@@ -30,12 +30,15 @@ spec:
       - sourceLabels: [instance]
         targetLabel: instance
         replacement: {{ .target }}
+        action: replace
       - sourceLabels: [target]
         targetLabel: target
         replacement: {{ .name }}
+        action: replace
         {{- range $targetLabel, $replacement := .additionalMetricsRelabels | default $.Values.serviceMonitor.additionalMetricsRelabels }}
       - targetLabel: {{ $targetLabel }}
         replacement: {{ $replacement }}
+        action: replace
         {{- end }}
     {{- if (or .relabelings $.Values.serviceMonitor.relabelings) }}
     relabelings: