diff --git a/app/dao/fact_billing_dao.py b/app/dao/fact_billing_dao.py
index 594ad004e..eced55218 100644
--- a/app/dao/fact_billing_dao.py
+++ b/app/dao/fact_billing_dao.py
@@ -244,11 +244,9 @@ def fetch_monthly_billing_for_year(service_id, year):
     today = convert_utc_to_bst(datetime.utcnow()).date()
     # if year end date is less than today, we are calculating for data in the past and have no need for deltas.
     if year_end_date >= today:
-        yesterday = today - timedelta(days=1)
-        for day in [yesterday, today]:
-            data = fetch_billing_data_for_day(process_day=day, service_id=service_id, check_permissions=True)
-            for d in data:
-                update_fact_billing(data=d, process_day=day)
+        data = fetch_billing_data_for_day(process_day=today, service_id=service_id, check_permissions=True)
+        for d in data:
+            update_fact_billing(data=d, process_day=today)
 
     email_and_letters = db.session.query(
         func.date_trunc('month', FactBilling.bst_date).cast(Date).label("month"),
@@ -648,12 +646,10 @@ def fetch_usage_year_for_organisation(organisation_id, year):
     services = dao_get_organisation_live_services(organisation_id)
     # if year end date is less than today, we are calculating for data in the past and have no need for deltas.
     if year_end_date >= today:
-        yesterday = today - timedelta(days=1)
         for service in services:
-            for day in [yesterday, today]:
-                data = fetch_billing_data_for_day(process_day=day, service_id=service.id)
-                for d in data:
-                    update_fact_billing(data=d, process_day=day)
+            data = fetch_billing_data_for_day(process_day=today, service_id=service.id)
+            for d in data:
+                update_fact_billing(data=d, process_day=today)
     service_with_usage = {}
     # initialise results
     for service in services:
diff --git a/app/organisation/rest.py b/app/organisation/rest.py
index 0cdf51b3c..b1eb613df 100644
--- a/app/organisation/rest.py
+++ b/app/organisation/rest.py
@@ -130,7 +130,7 @@ def get_organisation_services(organisation_id):
 @organisation_blueprint.route('/<uuid:organisation_id>/services-with-usage', methods=['GET'])
 def get_organisation_services_usage(organisation_id):
     try:
-        year = int(request.args.get('year'))
+        year = int(request.args.get('year', 'none'))
     except ValueError:
         return jsonify(result='error', message='No valid year provided'), 400
     services = fetch_usage_year_for_organisation(organisation_id, year)
diff --git a/tests/app/dao/test_ft_billing_dao.py b/tests/app/dao/test_ft_billing_dao.py
index 1a173d428..b12c68fad 100644
--- a/tests/app/dao/test_ft_billing_dao.py
+++ b/tests/app/dao/test_ft_billing_dao.py
@@ -631,6 +631,7 @@ def test_fetch_letter_line_items_for_all_service(notify_db_session):
     assert results[4] == (None, None, service_3.name, service_3.id, Decimal("0.55"), 'second', 15)
 
 
+@freeze_time('2019-06-01 13:30')
 def test_fetch_usage_year_for_organisation(notify_db_session):
     org, org_2, service, service_2, service_3, service_sms_only, \
         org_with_emails, service_with_emails = set_up_usage_data(datetime(2019, 5, 1))
diff --git a/tests/app/db.py b/tests/app/db.py
index 29e36c04b..0c847b920 100644
--- a/tests/app/db.py
+++ b/tests/app/db.py
@@ -908,7 +908,7 @@ def set_up_usage_data(start_date):
 
     service_2 = create_service(service_name='b - emails')
     email_template = create_template(service=service_2, template_type='email')
-    org_2 = create_organisation(name='Org for {}'.format(service_2))
+    org_2 = create_organisation(name='Org for {}'.format(service_2.name))
     dao_add_service_to_organisation(service=service_2, organisation_id=org_2.id)
 
     service_3 = create_service(service_name='c - letters only')
diff --git a/tests/app/organisation/test_rest.py b/tests/app/organisation/test_rest.py
index fc741c89d..2f697871b 100644
--- a/tests/app/organisation/test_rest.py
+++ b/tests/app/organisation/test_rest.py
@@ -777,7 +777,16 @@ def test_get_organisation_services_usage_returns_400_if_year_is_invalid(admin_re
     response = admin_request.get(
         'organisation.get_organisation_services_usage',
         organisation_id=uuid.uuid4(),
-        **{"year": 'year'},
+        **{"year": 'not-a-valid-year'},
+        _expected_status=400
+    )
+    assert response['message'] == 'No valid year provided'
+
+
+def test_get_organisation_services_usage_returns_400_if_year_is_empty(admin_request):
+    response = admin_request.get(
+        'organisation.get_organisation_services_usage',
+        organisation_id=uuid.uuid4(),
         _expected_status=400
     )
     assert response['message'] == 'No valid year provided'