diff --git a/charts/langstream/Chart.yaml b/charts/langstream/Chart.yaml
index 9b6acdd..5b64fa4 100644
--- a/charts/langstream/Chart.yaml
+++ b/charts/langstream/Chart.yaml
@@ -2,5 +2,5 @@ apiVersion: v2
 name: langstream
 description: Helm chart for LangStream
 type: application
-version: 0.4.0
-appVersion: 0.4.0
+version: 0.4.1
+appVersion: 0.4.1
diff --git a/charts/langstream/values.yaml b/charts/langstream/values.yaml
index 3809230..15eb162 100644
--- a/charts/langstream/values.yaml
+++ b/charts/langstream/values.yaml
@@ -202,6 +202,12 @@ deployer:
         readinessProbePeriodSeconds: 30
         # -- Readiness probe timeout
         readinessProbeTimeoutSeconds: 5
+        # -- Storage class mapping between the disk 'type' and the Kubernetes storage class
+        storageClassesMapping: {}
+        # -- Default storage class to use for the stateful agents
+        defaultStorageClass: default
+        # -- Default storage size to use for the stateful agents
+        defaultStorageDiskSize: 128MB
       clusterRuntime:
         # -- Configuration for the "kubernetes" cluster runtime
         kubernetes: {}