diff --git a/charts/hami-webui/README.md b/charts/hami-webui/README.md
index 6c90ec02..a0372b3c 100644
--- a/charts/hami-webui/README.md
+++ b/charts/hami-webui/README.md
@@ -101,6 +101,7 @@ The command removes all the Kubernetes components associated with the chart and
 | securityContext | object | `{}`                                                                               |  |
 | service.port | int | `3000`                                                                             |  |
 | service.type | string | `"ClusterIP"`                                                                      |  |
+| service.nodePort | int | `30000`                                                                      |  |
 | serviceAccount.annotations | object | `{}`                                                                               |  |
 | serviceAccount.create | bool | `true`                                                                             |  |
 | serviceAccount.name | string | `""`                                                                               |  |
diff --git a/charts/hami-webui/templates/service.yaml b/charts/hami-webui/templates/service.yaml
index 132bb08f..180def54 100644
--- a/charts/hami-webui/templates/service.yaml
+++ b/charts/hami-webui/templates/service.yaml
@@ -10,6 +10,9 @@ spec:
   type: {{ .Values.service.type }}
   ports:
     - port: {{ .Values.service.port }}
+    {{- if eq .Values.service.type "NodePort" }}
+      nodePort: {{ .Values.service.nodePort }}
+    {{- end }}
       targetPort: http
       protocol: TCP
       name: http
diff --git a/charts/hami-webui/values.yaml b/charts/hami-webui/values.yaml
index f7411212..a2c1071f 100644
--- a/charts/hami-webui/values.yaml
+++ b/charts/hami-webui/values.yaml
@@ -45,6 +45,7 @@ securityContext: {}
 service:
   type: ClusterIP
   port: 3000
+  nodePort: 30000
 
 ingress:
   enabled: false