diff --git a/pkg/apis/k8s.cni.cncf.io/v1/types.go b/pkg/apis/k8s.cni.cncf.io/v1/types.go
index 103659b08..31ada4928 100644
--- a/pkg/apis/k8s.cni.cncf.io/v1/types.go
+++ b/pkg/apis/k8s.cni.cncf.io/v1/types.go
@@ -166,8 +166,6 @@ const (
 	NetworkAttachmentAnnot = "k8s.v1.cni.cncf.io/networks"
 	// Pod annotation for network status
 	NetworkStatusAnnot = "k8s.v1.cni.cncf.io/network-status"
-	// Old Pod annotation for network status (which is used before but it will be obsolated)
-	OldNetworkStatusAnnot = "k8s.v1.cni.cncf.io/networks-status"
 )
 
 // NoK8sNetworkError indicates error, no network in kubernetes
diff --git a/pkg/utils/net-attach-def.go b/pkg/utils/net-attach-def.go
index 5e78761d7..6e1d56dd5 100644
--- a/pkg/utils/net-attach-def.go
+++ b/pkg/utils/net-attach-def.go
@@ -92,7 +92,6 @@ func setPodNetworkStatus(client kubernetes.Interface, pod *corev1.Pod, networkst
 			pod.Annotations = make(map[string]string)
 		}
 		pod.Annotations[v1.NetworkStatusAnnot] = networkstatus
-		pod.Annotations[v1.OldNetworkStatusAnnot] = networkstatus
 		_, err = coreClient.Pods(namespace).UpdateStatus(context.TODO(), pod, metav1.UpdateOptions{})
 		return err
 	})