diff --git a/charts/influxdb2/templates/statefulset.yaml b/charts/influxdb2/templates/statefulset.yaml
index a18d7a20..215213dc 100644
--- a/charts/influxdb2/templates/statefulset.yaml
+++ b/charts/influxdb2/templates/statefulset.yaml
@@ -51,6 +51,9 @@ spec:
       {{- end}}
       {{- end }}
       serviceAccountName: {{ include "influxdb.serviceAccountName" . }}
+{{- if .Values.priorityClassName }}
+      priorityClassName: {{ .Values.priorityClassName | quote }}
+{{- end }}
       containers:
         - name: {{ .Chart.Name }}
           image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
diff --git a/charts/influxdb2/values.yaml b/charts/influxdb2/values.yaml
index 1fb111f4..d7bb92ee 100644
--- a/charts/influxdb2/values.yaml
+++ b/charts/influxdb2/values.yaml
@@ -172,6 +172,9 @@ serviceAccount:
   name:
   # Annotations for the ServiceAccount
   annotations: {}
+## Specify priorityClassName
+## Ref: https://kubernetes.io/docs/concepts/configuration/pod-priority-preemption/
+# priorityClassName: system-node-critical
 
 ingress:
   enabled: false