diff --git a/dev-tools/start-dev-nodeport.sh b/dev-tools/start-dev-nodeport.sh
new file mode 100644
index 0000000..84b40bb
--- /dev/null
+++ b/dev-tools/start-dev-nodeport.sh
@@ -0,0 +1,8 @@
+#!/bin/bash
+
+docker build . -t docker.io/luckysideburn/kubeinvaders:develop
+docker push luckysideburn/kubeinvaders:develop
+kubectl create namespace kubeinvaders
+export KUBECONFIG=/etc/rancher/k3s/k3s.yaml
+helm upgrade kubeinvaders --set-string target_namespace="namespace1\,namespace2" -n kubeinvaders ./helm-charts/kubeinvaders/ --set service.type="NodePort" --set ingress.hostName=kubeinvaders.io --set image.tag=develop -i
+kubectl delete pod --all -n kubeinvaders
diff --git a/dev-tools/start-dev.sh b/dev-tools/start-dev.sh
index 553b5d3..1503e96 100644
--- a/dev-tools/start-dev.sh
+++ b/dev-tools/start-dev.sh
@@ -1,3 +1,5 @@
+#!/bin/bash
+
 docker build . -t docker.io/luckysideburn/kubeinvaders:develop
 docker push luckysideburn/kubeinvaders:develop
 kubectl create namespace kubeinvaders
diff --git a/helm-charts/kubeinvaders/templates/service.yaml b/helm-charts/kubeinvaders/templates/service.yaml
index 4512135..1f667c2 100644
--- a/helm-charts/kubeinvaders/templates/service.yaml
+++ b/helm-charts/kubeinvaders/templates/service.yaml
@@ -14,6 +14,9 @@ spec:
       targetPort: http
       protocol: TCP
       name: http
+      {{ if (and (eq .Values.service.type "NodePort") (not (empty .Values.service.nodePort))) }}
+      nodePort: {{.Values.service.nodePort}}
+      {{ end }}
   selector:
     app.kubernetes.io/name: kubeinvaders
     app.kubernetes.io/instance: {{ .Release.Name }}