diff --git a/src/management/__generated/managers/grants-manager.ts b/src/management/__generated/managers/grants-manager.ts
index 33f8609b1..485edfd0d 100644
--- a/src/management/__generated/managers/grants-manager.ts
+++ b/src/management/__generated/managers/grants-manager.ts
@@ -45,9 +45,11 @@ export class GrantsManager extends BaseAPI {
    * @throws {RequiredError}
    */
   async deleteByUserId(
-    requestParameters: DeleteGrantsByUserIdRequest = {},
+    requestParameters: DeleteGrantsByUserIdRequest,
     initOverrides?: InitOverride
   ): Promise<ApiResponse<void>> {
+    runtime.validateRequiredRequestParams(requestParameters, ['user_id']);
+
     const queryParameters = runtime.applyQueryParams(requestParameters, [
       {
         key: 'user_id',
diff --git a/src/management/__generated/models/index.ts b/src/management/__generated/models/index.ts
index 43a16cbd6..572fd9b0e 100644
--- a/src/management/__generated/models/index.ts
+++ b/src/management/__generated/models/index.ts
@@ -12774,7 +12774,7 @@ export interface DeleteGrantsByUserIdRequest {
    * user_id of the grant to delete.
    *
    */
-  user_id?: string;
+  user_id: string;
 }
 /**
  *
diff --git a/test/management/grants.test.ts b/test/management/grants.test.ts
index d4d3b4687..b437347c7 100644
--- a/test/management/grants.test.ts
+++ b/test/management/grants.test.ts
@@ -2,7 +2,7 @@ import nock from 'nock';
 
 const API_URL = 'https://tenant.auth0.com/api/v2';
 
-import { GrantsManager, ManagementClient } from '../../src/index.js';
+import { GrantsManager, ManagementClient, RequiredError } from '../../src/index.js';
 
 describe('GrantsManager', () => {
   let grants: GrantsManager;
@@ -148,5 +148,30 @@ describe('GrantsManager', () => {
         done();
       });
     });
+
+    describe('#deleteByUserId', () => {
+      const user_id = '5';
+      let request: nock.Scope;
+
+      beforeEach(() => {
+        request = nock(API_URL).delete(`/grants/?user_id=${user_id}`).reply(200, {});
+      });
+
+      it('should return a promise when no callback is given', (done) => {
+        grants.deleteByUserId({ user_id }).then(done.bind(null, null));
+      });
+
+      it(`should perform a DELETE request to /grants/${id}`, (done) => {
+        grants.deleteByUserId({ user_id }).then(() => {
+          expect(request.isDone()).toBe(true);
+
+          done();
+        });
+      });
+
+      it('should return an error when client_id is not sent', async () => {
+        await expect(grants.deleteByUserId({} as any)).rejects.toThrowError(RequiredError);
+      });
+    });
   });
 });