diff --git a/.codegen.json b/.codegen.json
index 13fa87df..a14c91ef 100644
--- a/.codegen.json
+++ b/.codegen.json
@@ -1 +1 @@
-{ "engineHash": "3970588", "specHash": "d50ab5f", "version": "0.3.0" }
+{ "engineHash": "0d4bf53", "specHash": "d50ab5f", "version": "0.3.0" }
diff --git a/Box.Sdk.Gen.Tests.Integration/Test/Client/ClientManagerTests.cs b/Box.Sdk.Gen.Tests.Integration/Test/Client/ClientManagerTests.cs
index f78d1e8d..29c2d257 100644
--- a/Box.Sdk.Gen.Tests.Integration/Test/Client/ClientManagerTests.cs
+++ b/Box.Sdk.Gen.Tests.Integration/Test/Client/ClientManagerTests.cs
@@ -2,6 +2,7 @@
 using StringExtensions;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
+using System;
 using Box.Sdk.Gen;
 using Box.Sdk.Gen.Schemas;
 using Box.Sdk.Gen.Managers;
@@ -45,5 +46,12 @@ public async System.Threading.Tasks.Task TestWithExtraHeaders() {
             await client.Users.DeleteUserByIdAsync(userId: createdUser.Id);
         }
 
+        [TestMethod]
+        public async System.Threading.Tasks.Task TestWithCustomBaseUrls() {
+            BaseUrls newBaseUrls = new BaseUrls(baseUrl: "https://box.com/", uploadUrl: "https://box.com/", oauth2Url: "https://box.com/");
+            BoxClient customBaseClient = client.WithCustomBaseUrls(baseUrls: newBaseUrls);
+            await Assert.That.IsExceptionAsync(async() => await customBaseClient.Users.GetUserMeAsync());
+        }
+
     }
 }
\ No newline at end of file