diff --git a/src/pshtt_csv2mongo.py b/src/pshtt_csv2mongo.py
index 451352b..cc5624e 100755
--- a/src/pshtt_csv2mongo.py
+++ b/src/pshtt_csv2mongo.py
@@ -4,9 +4,10 @@
 
 # Standard Python Libraries
 import csv
-from datetime import datetime, time, timezone
+from datetime import datetime, time
 import os
 import re
+from zoneinfo import ZoneInfo
 
 # Third-Party Libraries
 from mongo_db_from_config import db_from_config
@@ -103,7 +104,7 @@ def store_data(clean_federal, agency_dict, db_config_file):
     :param db_config_file: The name of the file where the database
     configuration is stored
     """
-    date_today = datetime.combine(datetime.now(timezone.utc), time.min)
+    date_today = datetime.combine(datetime.now(ZoneInfo("UTC")), time.min)
     db = db_from_config(db_config_file)  # set up database connection
     f = open(PSHTT_RESULTS_FILE)
     csv_f = csv.DictReader(f)
diff --git a/src/sslyze_csv2mongo.py b/src/sslyze_csv2mongo.py
index daced9f..9e177a7 100755
--- a/src/sslyze_csv2mongo.py
+++ b/src/sslyze_csv2mongo.py
@@ -4,7 +4,7 @@
 
 # Standard Python Libraries
 import csv
-from datetime import datetime, time, timezone
+from datetime import datetime, time
 import os
 from zoneinfo import ZoneInfo
 
@@ -103,7 +103,7 @@ def store_data(clean_federal, agency_dict, db_config_file):
     :param db_config_file: The name of the file where the database
     configuration is stored
     """
-    date_today = datetime.combine(datetime.now(timezone.utc), time.min)
+    date_today = datetime.combine(datetime.now(ZoneInfo("UTC")), time.min)
     db = db_from_config(db_config_file)  # set up database connection
     f = open(SSLYZE_RESULTS_FILE)
     csv_f = csv.DictReader(f)
diff --git a/src/trustymail_csv2mongo.py b/src/trustymail_csv2mongo.py
index 54d30e6..d70ed8a 100755
--- a/src/trustymail_csv2mongo.py
+++ b/src/trustymail_csv2mongo.py
@@ -4,8 +4,9 @@
 
 # Standard Python Libraries
 import csv
-from datetime import datetime, time, timezone
+from datetime import datetime, time
 import os
+from zoneinfo import ZoneInfo
 
 # Third-Party Libraries
 from mongo_db_from_config import db_from_config
@@ -101,7 +102,7 @@ def store_data(clean_federal, agency_dict, db_config_file):
     :param db_config_file: The name of the file where the database
     configuration is stored
     """
-    date_today = datetime.combine(datetime.now(timezone.utc), time.min)
+    date_today = datetime.combine(datetime.now(ZoneInfo("UTC")), time.min)
     db = db_from_config(db_config_file)  # set up database connection
     f = open(TRUSTYMAIL_RESULTS_FILE)
     csv_f = csv.DictReader(f)