diff --git a/stable/prometheus-operator/Chart.yaml b/stable/prometheus-operator/Chart.yaml
index 4cef0318b5..23d66146a5 100644
--- a/stable/prometheus-operator/Chart.yaml
+++ b/stable/prometheus-operator/Chart.yaml
@@ -12,7 +12,7 @@ sources:
   - https://github.com/coreos/kube-prometheus
   - https://github.com/coreos/prometheus-operator
   - https://coreos.com/operators/prometheus
-version: 8.12.7
+version: 8.12.8
 appVersion: 0.37.0
 tillerVersion: ">=2.12.0"
 home: https://github.com/coreos/prometheus-operator
diff --git a/stable/prometheus-operator/templates/prometheus/prometheus.yaml b/stable/prometheus-operator/templates/prometheus/prometheus.yaml
index 34189310a3..3a0974d498 100644
--- a/stable/prometheus-operator/templates/prometheus/prometheus.yaml
+++ b/stable/prometheus-operator/templates/prometheus/prometheus.yaml
@@ -226,9 +226,12 @@ spec:
 {{- if .Values.prometheus.prometheusSpec.thanos }}
   thanos:
 {{ toYaml .Values.prometheus.prometheusSpec.thanos | indent 4 }}
+{{- end }}
+{{- if .Values.prometheus.prometheusSpec.disableCompaction }}
+  disableCompaction: {{ .Values.prometheus.prometheusSpec.disableCompaction }}
 {{- end }}
   portName: {{ .Values.prometheus.prometheusSpec.portName }}
 {{- end }}
 {{- if .Values.prometheus.prometheusSpec.enforcedNamespaceLabel }}
   enforcedNamespaceLabel: {{ .Values.prometheus.prometheusSpec.enforcedNamespaceLabel }}
-{{- end }}
\ No newline at end of file
+{{- end }}