return func(networkPolicy *networking.NetworkPolicy) {
			setIngressFromIfEmpty(networkPolicy)
			networkPolicy.Spec.Ingress[0].From[0].PodSelector = &metav1.LabelSelector{
				MatchLabels: map[string]string{k: v},
			}
		}
	}

	setIngressFromNamespaceSelector := func(networkPolicy *networking.NetworkPolicy) {
		setIngressFromIfEmpty(networkPolicy)