diff --git a/libraries/microsoft-agents-a365-notifications/microsoft_agents_a365/notifications/models/email_response.py b/libraries/microsoft-agents-a365-notifications/microsoft_agents_a365/notifications/models/email_response.py
index 6aff69c5..c52c32c4 100644
--- a/libraries/microsoft-agents-a365-notifications/microsoft_agents_a365/notifications/models/email_response.py
+++ b/libraries/microsoft-agents-a365-notifications/microsoft_agents_a365/notifications/models/email_response.py
@@ -1,3 +1,6 @@
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
 from typing import Literal
 from microsoft_agents.activity.activity import Activity
 from microsoft_agents.activity.entity import Entity