diff --git a/staging/src/k8s.io/api/admissionregistration/v1/types.go b/staging/src/k8s.io/api/admissionregistration/v1/types.go
index 0510712b24696..b9ce1f0335c7f 100644
--- a/staging/src/k8s.io/api/admissionregistration/v1/types.go
+++ b/staging/src/k8s.io/api/admissionregistration/v1/types.go
@@ -203,7 +203,7 @@ type ValidatingAdmissionPolicyList struct {
 	// +optional
 	metav1.ListMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
 	// List of ValidatingAdmissionPolicy.
-	Items []ValidatingAdmissionPolicy `json:"items,omitempty" protobuf:"bytes,2,rep,name=items"`
+	Items []ValidatingAdmissionPolicy `json:"items" protobuf:"bytes,2,rep,name=items"`
 }
 
 // ValidatingAdmissionPolicySpec is the specification of the desired behavior of the AdmissionPolicy.
@@ -464,7 +464,7 @@ type ValidatingAdmissionPolicyBindingList struct {
 	// +optional
 	metav1.ListMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
 	// List of PolicyBinding.
-	Items []ValidatingAdmissionPolicyBinding `json:"items,omitempty" protobuf:"bytes,2,rep,name=items"`
+	Items []ValidatingAdmissionPolicyBinding `json:"items" protobuf:"bytes,2,rep,name=items"`
 }
 
 // ValidatingAdmissionPolicyBindingSpec is the specification of the ValidatingAdmissionPolicyBinding.