diff --git a/config-models/aether-4.x/Chart.yaml b/config-models/aether-4.x/Chart.yaml
index a9c80ca..e7cf3ad 100644
--- a/config-models/aether-4.x/Chart.yaml
+++ b/config-models/aether-4.x/Chart.yaml
@@ -1,10 +1,10 @@
 # SPDX-FileCopyrightText: 2021-present Open Networking Foundation <info@opennetworking.org>
 #
-# SPDX-License-Identifier: LicenseRef-ONF-Member-Only-1.0
+# SPDX-License-Identifier: Apache-2.0
 
 apiVersion: v2
 name: config-model-aether-4
-version: 4.0.17
+version: 4.0.18
 kubeVersion: ">=1.18.0"
 appVersion: 4.0.0
 description: Aether config model