diff --git a/app/utils.py b/app/utils.py
index 47728f759..2e309dcb4 100644
--- a/app/utils.py
+++ b/app/utils.py
@@ -822,7 +822,7 @@ def format_thousands(value):
 
 def is_less_than_days_ago(date_from_db, number_of_days):
     return (
-        datetime.utcnow().astimezone(pytz.utc) - parser.parse(date_from_db).astimezone(pytz.utc)
+        datetime.utcnow().astimezone(pytz.utc) - parser.parse(date_from_db)
     ).days < number_of_days
 
 
diff --git a/tests/app/main/views/test_jobs.py b/tests/app/main/views/test_jobs.py
index 8e5a02634..44a0e945c 100644
--- a/tests/app/main/views/test_jobs.py
+++ b/tests/app/main/views/test_jobs.py
@@ -690,8 +690,8 @@ def test_should_show_updates_for_scheduled_job_as_json(
         service_one['id'],
         created_by=user_json(),
         job_id=fake_uuid,
-        scheduled_for='2016-06-01T13:00:00',
-        processing_started='2016-06-01T15:00:00',
+        scheduled_for='2016-06-01T13:00:00+00:00',
+        processing_started='2016-06-01T15:00:00+00:00',
     )})
 
     response = logged_in_client.get(url_for('main.view_job_updates', service_id=service_one['id'], job_id=fake_uuid))