diff --git a/api.ts b/api.ts
index 5c8721c..d7e93ab 100644
--- a/api.ts
+++ b/api.ts
@@ -5166,7 +5166,7 @@ export interface KnownUser {
    * @type {string}
    * @memberof KnownUser
    */
-  idpId: string;
+  idpId?: string;
   /**
    *
    * @type {string}
diff --git a/client/version.ts b/client/version.ts
index ad24d60..991038e 100644
--- a/client/version.ts
+++ b/client/version.ts
@@ -1 +1 @@
-export const version = '0.42.1';
+export const version = '0.42.2';
diff --git a/package.json b/package.json
index 1708199..a06780a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vertexvis/api-client-node",
-  "version": "0.42.1",
+  "version": "0.42.2",
   "description": "The Vertex REST API client for Node.js.",
   "license": "MIT",
   "author": "Vertex Developers <support@vertexvis.com> (https://developer.vertexvis.com)",
diff --git a/spec.yml b/spec.yml
index 2725074..459fb85 100644
--- a/spec.yml
+++ b/spec.yml
@@ -16009,9 +16009,6 @@ components:
           maxLength: 36
           type: string
         idpId:
-          example: some-string
-          maxLength: 1024
-          minLength: 1
           type: string
         email:
           type: string
@@ -16021,7 +16018,6 @@ components:
         - email
         - fullName
         - id
-        - idpId
         - type
       type: object
     UnknownUser: