diff --git a/apis/core/v1alpha2/volume_claim.go b/apis/core/v1alpha2/volume_claim.go
index f659096..d1838ce 100644
--- a/apis/core/v1alpha2/volume_claim.go
+++ b/apis/core/v1alpha2/volume_claim.go
@@ -48,6 +48,7 @@ type VolumeClaimList struct {
 type VolumeClaimConfig struct {
 	Name string `json:"name"`
 	// type enum:"HostPath,StorageClass", default is StorageClass.
+	Type             string `json:"type,omitempty"`
 	HostPath         string `json:"hostPath,omitempty"`
 	StorageClassName string `json:"storageClassName,omitempty"`
 	Size             string `json:"size,omitempty"`
diff --git a/charts/oam-kubernetes-runtime/crds/core.oam.dev_applicationconfigurations.yaml b/charts/oam-kubernetes-runtime/crds/core.oam.dev_applicationconfigurations.yaml
index 13fb32d..445c221 100644
--- a/charts/oam-kubernetes-runtime/crds/core.oam.dev_applicationconfigurations.yaml
+++ b/charts/oam-kubernetes-runtime/crds/core.oam.dev_applicationconfigurations.yaml
@@ -236,7 +236,6 @@ spec:
                 items:
                   properties:
                     hostPath:
-                      description: type enum:"HostPath,StorageClass", default is StorageClass.
                       type: string
                     name:
                       type: string
@@ -244,6 +243,9 @@ spec:
                       type: string
                     storageClassName:
                       type: string
+                    type:
+                      description: type enum:"HostPath,StorageClass", default is StorageClass.
+                      type: string
                   required:
                     - name
                   type: object