diff --git a/discovery/serviceconsumermanagement-v1.json b/discovery/serviceconsumermanagement-v1.json
index 556212a4047..1adf1b31334 100644
--- a/discovery/serviceconsumermanagement-v1.json
+++ b/discovery/serviceconsumermanagement-v1.json
@@ -542,7 +542,7 @@
       }
     }
   },
-  "revision": "20201016",
+  "revision": "20201019",
   "rootUrl": "https://serviceconsumermanagement.googleapis.com/",
   "schemas": {
     "AddTenantProjectRequest": {
@@ -2030,7 +2030,7 @@
           "description": "Billing configuration."
         },
         "configVersion": {
-          "description": "The semantic version of the service configuration. The config version affects the interpretation of the service configuration. For example, certain features are enabled by default for certain config versions. The latest config version is `3`.",
+          "description": "This field is obsolete. Its value must be set to `3`.",
           "format": "uint32",
           "type": "integer"
         },
diff --git a/discovery/serviceconsumermanagement-v1beta1.json b/discovery/serviceconsumermanagement-v1beta1.json
index dc5a170e2be..0144ceb7ffd 100644
--- a/discovery/serviceconsumermanagement-v1beta1.json
+++ b/discovery/serviceconsumermanagement-v1beta1.json
@@ -452,7 +452,7 @@
       }
     }
   },
-  "revision": "20201016",
+  "revision": "20201019",
   "rootUrl": "https://serviceconsumermanagement.googleapis.com/",
   "schemas": {
     "Api": {
@@ -1769,7 +1769,7 @@
           "description": "Billing configuration."
         },
         "configVersion": {
-          "description": "The semantic version of the service configuration. The config version affects the interpretation of the service configuration. For example, certain features are enabled by default for certain config versions. The latest config version is `3`.",
+          "description": "This field is obsolete. Its value must be set to `3`.",
           "format": "uint32",
           "type": "integer"
         },
diff --git a/src/apis/serviceconsumermanagement/v1.ts b/src/apis/serviceconsumermanagement/v1.ts
index 2c437c4adaf..189748ddd22 100644
--- a/src/apis/serviceconsumermanagement/v1.ts
+++ b/src/apis/serviceconsumermanagement/v1.ts
@@ -1148,7 +1148,7 @@ export namespace serviceconsumermanagement_v1 {
      */
     billing?: Schema$Billing;
     /**
-     * The semantic version of the service configuration. The config version affects the interpretation of the service configuration. For example, certain features are enabled by default for certain config versions. The latest config version is `3`.
+     * This field is obsolete. Its value must be set to `3`.
      */
     configVersion?: number | null;
     /**
diff --git a/src/apis/serviceconsumermanagement/v1beta1.ts b/src/apis/serviceconsumermanagement/v1beta1.ts
index f84913ad6ce..b9a7d9017aa 100644
--- a/src/apis/serviceconsumermanagement/v1beta1.ts
+++ b/src/apis/serviceconsumermanagement/v1beta1.ts
@@ -1013,7 +1013,7 @@ export namespace serviceconsumermanagement_v1beta1 {
      */
     billing?: Schema$Billing;
     /**
-     * The semantic version of the service configuration. The config version affects the interpretation of the service configuration. For example, certain features are enabled by default for certain config versions. The latest config version is `3`.
+     * This field is obsolete. Its value must be set to `3`.
      */
     configVersion?: number | null;
     /**