diff --git a/backend/services/rag-indexer-service/src/main/java/com/datamate/rag/indexer/infrastructure/milvus/MilvusService.java b/backend/services/rag-indexer-service/src/main/java/com/datamate/rag/indexer/infrastructure/milvus/MilvusService.java
index 4001d83a8..9fc1b5668 100644
--- a/backend/services/rag-indexer-service/src/main/java/com/datamate/rag/indexer/infrastructure/milvus/MilvusService.java
+++ b/backend/services/rag-indexer-service/src/main/java/com/datamate/rag/indexer/infrastructure/milvus/MilvusService.java
@@ -20,7 +20,7 @@
 @Slf4j
 @Component
 public class MilvusService {
-    @Value("${datamate.rag.milvus-host:milvus-standalone}")
+    @Value("${datamate.rag.milvus-host:milvus}")
     private String milvusHost;
     @Value("${datamate.rag.milvus-port:19530}")
     private int milvusPort;
diff --git a/deployment/docker/milvus/docker-compose.yml b/deployment/docker/milvus/docker-compose.yml
index 240934f66..9385ce090 100644
--- a/deployment/docker/milvus/docker-compose.yml
+++ b/deployment/docker/milvus/docker-compose.yml
@@ -38,7 +38,7 @@ services:
       timeout: 20s
       retries: 3
 
-  standalone:
+  milvus:
     container_name: milvus-standalone
     image: milvusdb/milvus:v2.6.2
     command: ["milvus", "run", "standalone"]
diff --git a/deployment/helm/datamate/values.yaml b/deployment/helm/datamate/values.yaml
index 93c8d175f..82febaa41 100644
--- a/deployment/helm/datamate/values.yaml
+++ b/deployment/helm/datamate/values.yaml
@@ -24,6 +24,16 @@ global:
       name: "datamate-database"
       tag: "latest"
 
+public:
+  persistentVolumeClaim:
+    storageClass: ""
+    size:
+      dataset: 10Gi
+      flow: 1Gi
+      log: 1Gi
+      database: 1Gi
+      operator: 1Gi
+
 datasetVolume: &datasetVolume
   name: dataset-volume
   persistentVolumeClaim:
diff --git a/deployment/helm/milvus/templates/service.yaml b/deployment/helm/milvus/templates/service.yaml
index 190ce0041..91f39bc9e 100644
--- a/deployment/helm/milvus/templates/service.yaml
+++ b/deployment/helm/milvus/templates/service.yaml
@@ -58,65 +58,3 @@ spec:
     component: "proxy"
 {{- end }}
 {{- end }}
-
----
-{{- if or .Values.proxy.enabled (not .Values.cluster.enabled) }}
-apiVersion: v1
-kind: Service
-metadata:
-  name: {{ template "milvus.standalone.fullname" . }}
-  namespace: {{ .Release.Namespace }}
-  labels:
-{{ include "milvus.labels" . | indent 4 }}
-{{- if .Values.service.labels }}
-{{ toYaml .Values.service.labels | indent 4 }}
-{{- end }}
-{{- if not .Values.cluster.enabled }}
-    component: "standalone"
-{{- else if and .Values.proxy.enabled .Values.cluster.enabled }}
-    component: "proxy"
-{{- end }}
-{{- with .Values.service.annotations }}
-  annotations:
-{{ toYaml . | indent 4 }}
-{{- end }}
-spec:
-{{- if (or (eq .Values.service.type "ClusterIP") (empty .Values.service.type)) }}
-  type: ClusterIP
-  {{- if .Values.service.clusterIP }}
-  clusterIP: {{ .Values.service.clusterIP }}
-  {{- end }}
-{{- else if eq .Values.service.type "LoadBalancer" }}
-  type: LoadBalancer
-  {{- if .Values.service.loadBalancerIP }}
-  loadBalancerIP: {{ .Values.service.loadBalancerIP }}
-  {{- end }}
-  {{- if .Values.service.loadBalancerSourceRanges }}
-  loadBalancerSourceRanges:
-{{ toYaml .Values.service.loadBalancerSourceRanges | indent 4 }}
-  {{- end -}}
-{{- else }}
-  type: {{ .Values.service.type }}
-{{- end }}
-  ports:
-    - name: {{ .Values.service.portName }}
-      port: {{ .Values.service.port }}
-      protocol: TCP
-      targetPort: milvus
-{{- if (and (eq .Values.service.type "NodePort") (not (empty .Values.service.nodePort))) }}
-      nodePort: {{.Values.service.nodePort}}
-{{- end }}
-    {{- if .Values.metrics.enabled }}
-    - name: metrics
-      protocol: TCP
-      port: 9091
-      targetPort: metrics
-    {{- end }}
-  selector:
-{{ include "milvus.matchLabels" . | indent 4 }}
-{{- if not .Values.cluster.enabled }}
-    component: "standalone"
-{{- else if and .Values.proxy.enabled .Values.cluster.enabled }}
-    component: "proxy"
-{{- end }}
-{{- end }}