diff --git a/templates/postfixadmin/deployment.yaml b/templates/postfixadmin/deployment.yaml
index c09d9fb..8f6a932 100644
--- a/templates/postfixadmin/deployment.yaml
+++ b/templates/postfixadmin/deployment.yaml
@@ -50,6 +50,9 @@ spec:
       nodeSelector:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.podPriorityClassName }}
+      priorityClassName: {{ .Values.podPriorityClassName }}
+      {{- end }}
       {{- with .Values.affinity }}
       affinity:
         {{- toYaml . | nindent 8 }}
diff --git a/values.yaml b/values.yaml
index 80c33ba..cccace4 100644
--- a/values.yaml
+++ b/values.yaml
@@ -14,6 +14,8 @@ fullnameOverride: ""
 
 podAnnotations: {}
 
+podPriorityClassName: ""
+
 podSecurityContext: {}
   # fsGroup: 2000