diff --git a/charts/graphscope-interactive/values.yaml b/charts/graphscope-interactive/values.yaml
index eb1d4da5aa16..389537943a5e 100644
--- a/charts/graphscope-interactive/values.yaml
+++ b/charts/graphscope-interactive/values.yaml
@@ -502,7 +502,7 @@ secondary:
       - ReadWriteOnce # read and write by a single node.
     ## Persistent Volume size
     ##
-    size: 8Gi
+    size: 200Gi
     ## selector can be used to match an existing PersistentVolume
     ## selector:
     ##   matchLabels: