diff --git a/charts/latest/spdk-csi/templates/caching-node-handler.yaml b/charts/latest/spdk-csi/templates/caching-node-handler.yaml
index 2e8a575..6f7b262 100644
--- a/charts/latest/spdk-csi/templates/caching-node-handler.yaml
+++ b/charts/latest/spdk-csi/templates/caching-node-handler.yaml
@@ -78,8 +78,8 @@ spec:
           value: "{{ .Values.cachingnode.ftlBufferSize }}"
         - name: LVSTORECLUSTERSIZE
           value: "{{ .Values.cachingnode.lvStoreClusterSize }}"
-        - name: LVSTOREDATASIZE
-          value: "{{ .Values.cachingnode.lvStoreDataSize }}"
+        - name: INITIALSTORESIZE
+          value: "{{ .Values.cachingnode.initialStoreSize }}"
         - name: NUMPAGESPERCLUSTERRATIO
           value: "{{ .Values.cachingnode.numPagesPerClusterRatio }}"
         - name: S3BUCKETNAME
diff --git a/charts/latest/spdk-csi/values.yaml b/charts/latest/spdk-csi/values.yaml
index e5095ee..9599a12 100644
--- a/charts/latest/spdk-csi/values.yaml
+++ b/charts/latest/spdk-csi/values.yaml
@@ -109,6 +109,6 @@ cachingnode:
   blockedPcie: 0000:00:1e.0
   ftlBufferSize: 10g
   lvStoreClusterSize: 4M
-  lvStoreDataSize: 
+  initialStoreSize: 1T 
   numPagesPerClusterRatio:
   s3BucketName: