diff --git a/tests/conftest.py b/tests/conftest.py
index 5292487..442e112 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -2,6 +2,7 @@ import importlib.resources
 import os
 from collections import UserList
 from datetime import datetime, timedelta, timezone
+import time
 from typing import Union
 from uuid import UUID
 
@@ -36,6 +37,12 @@ def generate_publication_status(published):
     return PublicationStatus.COMPLETED if published else PublicationStatus.WAITING
 
 
+@pytest.fixture(autouse=True)
+def set_timezone():
+    os.environ["TZ"] = "Europe/Rome"
+    time.tzset()
+
+
 def generate_event_status(published):
     return (
         EventPublicationStatus.COMPLETED