diff --git a/helm-chart/ray-cluster/templates/raycluster-cluster.yaml b/helm-chart/ray-cluster/templates/raycluster-cluster.yaml
index 665560a7c2..90d81a646d 100644
--- a/helm-chart/ray-cluster/templates/raycluster-cluster.yaml
+++ b/helm-chart/ray-cluster/templates/raycluster-cluster.yaml
@@ -32,6 +32,9 @@ spec:
     template:
       spec:
         imagePullSecrets: {{- toYaml .Values.imagePullSecrets | nindent 10 }}
+        {{- if .Values.head.serviceAccountName }}
+        serviceAccountName: {{ .Values.head.serviceAccountName }}
+        {{- end }}
         containers:
           - volumeMounts: {{- toYaml .Values.head.volumeMounts | nindent 12 }}
             name: ray-head
@@ -100,6 +103,9 @@ spec:
             command: ['sh', '-c', "until nslookup $FQ_RAY_IP; do echo waiting for K8s Service $FQ_RAY_IP; sleep 2; done"]
             securityContext:
             {{- toYaml $values.initContainerSecurityContext | nindent 14 }}
+        {{- if $values.serviceAccountName }}
+        serviceAccountName: {{ $values.serviceAccountName }}
+        {{- end }}
         containers:
           - volumeMounts: {{- toYaml $values.volumeMounts | nindent 12 }}
             name: ray-worker
@@ -166,6 +172,9 @@ spec:
             command: ['sh', '-c', "until nslookup $FQ_RAY_IP; do echo waiting for K8s Service $FQ_RAY_IP; sleep 2; done"]
             securityContext:
             {{- toYaml .Values.worker.initContainerSecurityContext | nindent 14 }}
+        {{- if .Values.worker.serviceAccountName }}
+        serviceAccountName: {{ .Values.worker.serviceAccountName }}
+        {{- end }}
         containers:
           - volumeMounts: {{- toYaml .Values.worker.volumeMounts | nindent 12 }}
             name: ray-worker
diff --git a/helm-chart/ray-cluster/values.yaml b/helm-chart/ray-cluster/values.yaml
index 0df6663362..710bda319d 100644
--- a/helm-chart/ray-cluster/values.yaml
+++ b/helm-chart/ray-cluster/values.yaml
@@ -39,6 +39,7 @@ head:
     #     cpu: "500m"
     #     memory: "512Mi"
   labels: {}
+  serviceAccountName: ""
   rayStartParams:
     dashboard-host: '0.0.0.0'
     block: 'true'
@@ -98,6 +99,7 @@ worker:
   groupName: workergroup
   replicas: 1
   labels: {}
+  serviceAccountName: ""
   rayStartParams:
     block: 'true'
   initContainerImage: 'busybox:1.28'  # Enable users to specify the image for init container. Users can pull the busybox image from their private repositories.
@@ -161,6 +163,7 @@ additionalWorkerGroups:
     minReplicas: 1
     maxReplicas: 3
     labels: {}
+    serviceAccountName: ""
     rayStartParams:
       block: 'true'
     initContainerImage: 'busybox:1.28'  # Enable users to specify the image for init container. Users can pull the busybox image from their private repositories.