diff --git a/api/libs/mail/oauth_email.py b/api/libs/mail/oauth_email.py
index 2fbdcd1a49..089ec67517 100644
--- a/api/libs/mail/oauth_email.py
+++ b/api/libs/mail/oauth_email.py
@@ -3,7 +3,7 @@
 import base64
 import urllib.parse
 from dataclasses import dataclass
-from typing import Optional, Union
+from typing import Union
 
 from .oauth_http_client import OAuthHTTPClient, OAuthHTTPClientProtocol
 
diff --git a/api/libs/mail/oauth_http_client.py b/api/libs/mail/oauth_http_client.py
index 3c1b7ebf9b..f81faed9e3 100644
--- a/api/libs/mail/oauth_http_client.py
+++ b/api/libs/mail/oauth_http_client.py
@@ -1,7 +1,7 @@
 """HTTP client abstraction for OAuth requests"""
 
 from abc import ABC, abstractmethod
-from typing import Optional, Union
+from typing import Union
 
 import requests
 
diff --git a/api/libs/mail/smtp.py b/api/libs/mail/smtp.py
index f75562ef05..79b765608a 100644
--- a/api/libs/mail/smtp.py
+++ b/api/libs/mail/smtp.py
@@ -5,7 +5,6 @@ import logging
 import smtplib
 from email.mime.multipart import MIMEMultipart
 from email.mime.text import MIMEText
-from typing import Optional
 
 from .smtp_connection import (
     SMTPConnectionFactory,
diff --git a/api/tests/unit_tests/libs/mail/test_oauth_email.py b/api/tests/unit_tests/libs/mail/test_oauth_email.py
index 26a1b808fb..7bf3ce13f8 100644
--- a/api/tests/unit_tests/libs/mail/test_oauth_email.py
+++ b/api/tests/unit_tests/libs/mail/test_oauth_email.py
@@ -1,7 +1,7 @@
 """Comprehensive tests for email OAuth implementation"""
 
 import base64
-from typing import Optional, Union
+from typing import Union
 
 import pytest