diff --git a/.codegen.json b/.codegen.json
index c233b0f5..2172d8a2 100644
--- a/.codegen.json
+++ b/.codegen.json
@@ -1 +1 @@
-{ "engineHash": "06ab9c3", "specHash": "425a724", "version": "4.3.0" }
+{ "engineHash": "3e11b6f", "specHash": "425a724", "version": "4.3.0" }
diff --git a/test/box_sdk_gen/test/shield_lists.py b/test/box_sdk_gen/test/shield_lists.py
index e4de0dae..66eb75d7 100644
--- a/test/box_sdk_gen/test/shield_lists.py
+++ b/test/box_sdk_gen/test/shield_lists.py
@@ -84,7 +84,7 @@ def testCreateGetUpdateDeleteShieldList():
             shield_list_content_email_name,
             ShieldListContentEmailV2025R0(
                 type=ShieldListContentEmailV2025R0TypeField.EMAIL,
-                email_addresses=['test@box.com', 'test@example.com'],
+                email_addresses=['test@boxdemo.com', 'test@example.com'],
             ),
             description='A list of things that are shielded',
         )
diff --git a/test/box_sdk_gen/test/sign_requests.py b/test/box_sdk_gen/test/sign_requests.py
index e8812e5f..764cc06c 100644
--- a/test/box_sdk_gen/test/sign_requests.py
+++ b/test/box_sdk_gen/test/sign_requests.py
@@ -38,7 +38,7 @@
 
 
 def testCreateGetCancelAndListSignRequest():
-    signer_email: str = ''.join([get_uuid(), '@box.com'])
+    signer_email: str = ''.join([get_uuid(), '@boxdemo.com'])
     file_to_sign: FileFull = upload_new_file()
     destination_folder: FolderFull = create_new_folder()
     created_sign_request: SignRequest = client.sign_requests.create_sign_request(
@@ -115,8 +115,8 @@ def testCreateGetCancelAndListSignRequest():
 
 
 def testCreateSignRequestWithSignerGroupId():
-    signer_1_email: str = ''.join([get_uuid(), '@box.com'])
-    signer_2_email: str = ''.join([get_uuid(), '@box.com'])
+    signer_1_email: str = ''.join([get_uuid(), '@boxdemo.com'])
+    signer_2_email: str = ''.join([get_uuid(), '@boxdemo.com'])
     file_to_sign: FileFull = upload_new_file()
     destination_folder: FolderFull = create_new_folder()
     created_sign_request: SignRequest = client.sign_requests.create_sign_request(