diff --git a/aether-roc-umbrella/Chart.yaml b/aether-roc-umbrella/Chart.yaml
index 74d9d5d..68a1302 100644
--- a/aether-roc-umbrella/Chart.yaml
+++ b/aether-roc-umbrella/Chart.yaml
@@ -7,7 +7,7 @@
 description: Aether ROC Umbrella chart to deploy all Aether ROC
 kubeVersion: ">=1.18.0"
 type: application
-version: 1.4.20
+version: 1.4.21
 appVersion: v0.0.0
 keywords:
   - aether
@@ -28,7 +28,7 @@
   - name: config-model-aether-4
     condition: onos-config.models.aether.v4.enabled
     repository: "file://../config-models/aether-4.x"
-    version: 4.0.9
+    version: 4.0.10
   - name: config-model-plproxy
     condition: onos-config.models.plproxy.v1.enabled
     repository: "file://../config-models/plproxy-1.x"
diff --git a/config-models/aether-4.x/CHANGELOG.md b/config-models/aether-4.x/CHANGELOG.md
index e1faf9e..843412b 100644
--- a/config-models/aether-4.x/CHANGELOG.md
+++ b/config-models/aether-4.x/CHANGELOG.md
@@ -19,6 +19,11 @@
   * Add Allow-Internet boolean
   * Remove Traffic-Class and Device.MBR
 
+Changes on 10/21/2021
+=====================
+Connectivity-Service
+  * Add acc-prometheus-url
+
 Changes on 10/13/2021
 =====================
 Application
diff --git a/config-models/aether-4.x/Chart.yaml b/config-models/aether-4.x/Chart.yaml
index c91af0b..bc43853 100644
--- a/config-models/aether-4.x/Chart.yaml
+++ b/config-models/aether-4.x/Chart.yaml
@@ -4,7 +4,7 @@
 
 apiVersion: v2
 name: config-model-aether-4
-version: 4.0.9
+version: 4.0.10
 kubeVersion: ">=1.18.0"
 appVersion: 4.0.0
 description: Aether config model
diff --git a/config-models/aether-4.x/files/aether-4.0.0.tree b/config-models/aether-4.x/files/aether-4.0.0.tree
index 651820d..735ce23 100644
--- a/config-models/aether-4.x/files/aether-4.0.0.tree
+++ b/config-models/aether-4.x/files/aether-4.0.0.tree
@@ -19,13 +19,14 @@
 module: onf-connectivity-service
   +--rw connectivity-service
      +--rw connectivity-service* [id]
-        +--rw id                  connectivity-service-id
-        +--rw display-name?       string
-        +--rw description?        at:description
-        +--rw spgwc-endpoint?     inet:uri
-        +--rw hss-endpoint?       inet:uri
-        +--rw pcrf-endpoint?      inet:uri
-        +--rw core-5g-endpoint?   inet:uri
+        +--rw id                    connectivity-service-id
+        +--rw display-name?         string
+        +--rw description?          at:description
+        +--rw spgwc-endpoint?       inet:uri
+        +--rw hss-endpoint?         inet:uri
+        +--rw pcrf-endpoint?        inet:uri
+        +--rw core-5g-endpoint?     inet:uri
+        +--rw acc-prometheus-url?   inet:uri
 
 module: onf-device-group
   +--rw device-group
diff --git a/config-models/aether-4.x/files/yang/onf-connectivity-service.yang b/config-models/aether-4.x/files/yang/onf-connectivity-service.yang
index f5ca075..e5aaaff 100755
--- a/config-models/aether-4.x/files/yang/onf-connectivity-service.yang
+++ b/config-models/aether-4.x/files/yang/onf-connectivity-service.yang
@@ -16,7 +16,7 @@
     "An Aether Connectivity service is the linkage between the
      ROC and a core that provides connectivity.";
 
-  revision "2021-06-02" {
+  revision "2021-10-21" {
     description "An Aether Connectivity Service. Specifies the endpoints where the sdcore-adapter should push configuration to. A single connectivity service may be attached to multiple Enterprises.";
     reference "RFC 6087";
   }
@@ -45,23 +45,26 @@
             length 1..80;
         }
         description "display name to use in GUI or CLI";
-      }     
+      }
 
       leaf description {
         type at:description;
         description "description of this connectivity service";
       }
 
+      // deprecated
       leaf spgwc-endpoint {
         type inet:uri;
         description "url of the spgwc service";
       }
 
+      // deprecated
       leaf hss-endpoint {
         type inet:uri;
         description "url of the hss service";
       }
 
+      // deprecated
       leaf pcrf-endpoint {
         type inet:uri;
         description "url of the pcrf service";
@@ -70,7 +73,13 @@
       leaf core-5g-endpoint {
         type inet:uri;
         description "url of the 5g core";
-      }      
+      }
+
+      leaf acc-prometheus-url {
+          type inet:uri;
+          description
+            "URL of ACC prometheus";
+      }
     }
-  } 
+  }
 }
diff --git a/config-models/aether-4.x/templates/model.yaml b/config-models/aether-4.x/templates/model.yaml
index 2581353..301bfae 100644
--- a/config-models/aether-4.x/templates/model.yaml
+++ b/config-models/aether-4.x/templates/model.yaml
@@ -16,7 +16,7 @@
   modules:
   - name: connectivity-service
     organization: Open Networking Foundation
-    revision: 2021-06-02
+    revision: 2021-10-21
     file: onf-connectivity-service.yang
   - name: enterprise
     organization: Open Networking Foundation