diff --git a/modules/persistent-storage-csi-gcp-pd-encrypted-pv.adoc b/modules/persistent-storage-csi-gcp-pd-encrypted-pv.adoc
index 588852fdb8..56bbbebbfe 100644
--- a/modules/persistent-storage-csi-gcp-pd-encrypted-pv.adoc
+++ b/modules/persistent-storage-csi-gcp-pd-encrypted-pv.adoc
@@ -55,7 +55,7 @@ IsDefaultClass:        No
 Annotations:           None
 Provisioner:           pd.csi.storage.gke.io
 Parameters:            disk-encryption-kms-key=projects/key-project-id/locations/location/keyRings/ring-name/cryptoKeys/key-name,type=pd-standard
-AllowVolumeExpansion:  unset
+AllowVolumeExpansion:  true
 MountOptions:          none
 ReclaimPolicy:         Delete
 VolumeBindingMode:     WaitForFirstConsumer