diff --git a/sync2jira/downstream_issue.py b/sync2jira/downstream_issue.py
index 7e1a8d7..57214e7 100644
--- a/sync2jira/downstream_issue.py
+++ b/sync2jira/downstream_issue.py
@@ -17,18 +17,17 @@
 #
 # Authors:  Ralph Bean <rbean@redhat.com>
 
-# Build-In Modules
-import operator
+# Python Standard Library Modules
+from datetime import datetime, timezone
+import difflib
 import logging
+import operator
 import re
-import difflib
 
 # 3rd Party Modules
 import arrow
-import jira.client
 from jira import JIRAError
-from datetime import datetime
-from zoneinfo import ZoneInfo
+import jira.client
 import jinja2
 import pypandoc
 
@@ -38,8 +37,7 @@
 
 # The date the service was upgraded
 # This is used to ensure legacy comments are not touched
-UTC = ZoneInfo(key='UTC')
-UPDATE_DATE = datetime(2019, 7, 9, 18, 18, 36, 480291, UTC)
+UPDATE_DATE = datetime(2019, 7, 9, 18, 18, 36, 480291, tzinfo=timezone.utc)
 
 log = logging.getLogger('sync2jira')
 
diff --git a/tests/test_downstream_issue.py b/tests/test_downstream_issue.py
index c09129f..4770c86 100644
--- a/tests/test_downstream_issue.py
+++ b/tests/test_downstream_issue.py
@@ -1,8 +1,7 @@
 import unittest
 import unittest.mock as mock
 from unittest.mock import MagicMock
-from datetime import datetime
-from zoneinfo import ZoneInfo
+from datetime import datetime, timezone
 
 import sync2jira.downstream_issue as d
 from sync2jira.intermediary import Issue
@@ -12,8 +11,6 @@
 
 PATH = 'sync2jira.downstream_issue.'
 
-UTC = ZoneInfo(key='UTC')
-
 
 class TestDownstreamIssue(unittest.TestCase):
     """
@@ -1494,7 +1491,7 @@ def test_find_comment_in_jira_legacy(self,
         mock_jira_comment.raw = {'body': 'mock_legacy_comment_body'}
         mock_comment = {
             'id': '12345',
-            'date_created': datetime(2019, 8, 8, 0, 0, 0, 0, UTC)
+            'date_created': datetime(2019, 8, 8, tzinfo=timezone.utc)
         }
 
         # Call the function
@@ -1520,7 +1517,7 @@ def test_find_comment_in_jira_id(self,
         mock_jira_comment.raw = {'body': '12345'}
         mock_comment = {
             'id': '12345',
-            'date_created': datetime(2019, 8, 8, 0, 0, 0, 0, UTC)
+            'date_created': datetime(2019, 8, 8, tzinfo=timezone.utc)
         }
 
         # Call the function
@@ -1546,7 +1543,7 @@ def test_find_comment_in_jira_old_comment(self,
         mock_jira_comment.raw = {'body': 'old_comment'}
         mock_comment = {
             'id': '12345',
-            'date_created': datetime(2019, 1, 1, 0, 0, 0, 0, UTC)
+            'date_created': datetime(2019, 1, 1, tzinfo=timezone.utc)
         }
 
         # Call the function
@@ -1570,7 +1567,7 @@ def test_find_comment_in_jira_none(self,
         mock_comment_format_legacy.return_value = 'mock_legacy_comment_body'
         mock_comment = {
             'id': '12345',
-            'date_created': datetime(2019, 1, 1, 0, 0, 0, 0, UTC)
+            'date_created': datetime(2019, 1, 1, tzinfo=timezone.utc)
         }
 
         # Call the function