allocatedResourcesMap := pvc.Status.AllocatedResources
	if allocatedResourcesMap == nil {
		pvc.Status.AllocatedResources = map[v1.ResourceName]resource.Quantity{
			v1.ResourceStorage: size,
		}
		return pvc
	}
	allocatedResourcesMap[v1.ResourceStorage] = size
	pvc.Status.AllocatedResources = allocatedResourcesMap
	return pvc
}