diff --git a/kubernetes/apps/kube-system/multus/config/net-attach-iot.yaml b/kubernetes/apps/kube-system/multus/config/net-attach-iot.yaml
index e27f62aa..92c3a9d4 100644
--- a/kubernetes/apps/kube-system/multus/config/net-attach-iot.yaml
+++ b/kubernetes/apps/kube-system/multus/config/net-attach-iot.yaml
@@ -1,4 +1,5 @@
 ---
+# yaml-language-server: $schema=https://ks.hsn.dev/k8s.cni.cncf.io%2Fnetworkattachmentdefinition_v1.json
 apiVersion: "k8s.cni.cncf.io/v1"
 kind: NetworkAttachmentDefinition
 metadata: