diff --git a/app/dao/notifications_dao.py b/app/dao/notifications_dao.py
index c78582851..9426a28c0 100644
--- a/app/dao/notifications_dao.py
+++ b/app/dao/notifications_dao.py
@@ -255,6 +255,7 @@ def get_notifications_for_service(
         filter_dict=None,
         page=1,
         page_size=None,
+        count_pages=True,
         limit_days=None,
         key_type=None,
         personalisation=False,
@@ -300,7 +301,8 @@ def get_notifications_for_service(
 
     return query.order_by(desc(Notification.created_at)).paginate(
         page=page,
-        per_page=page_size
+        per_page=page_size,
+        count=count_pages
     )
 
 
diff --git a/app/schemas.py b/app/schemas.py
index 460b52240..0ebc42dc4 100644
--- a/app/schemas.py
+++ b/app/schemas.py
@@ -596,6 +596,7 @@ class NotificationsFilterSchema(ma.Schema):
     format_for_csv = fields.String()
     to = fields.String()
     include_one_off = fields.Boolean(required=False)
+    count_pages = fields.Boolean(required=False)
 
     @pre_load
     def handle_multidict(self, in_data):
diff --git a/app/service/rest.py b/app/service/rest.py
index e355ebc5b..48fd6ae75 100644
--- a/app/service/rest.py
+++ b/app/service/rest.py
@@ -344,16 +344,20 @@ def get_all_notifications_for_service(service_id):
     include_from_test_key = data.get('include_from_test_key', False)
     include_one_off = data.get('include_one_off', True)
 
+    count_pages = data.get('count_pages', True)
+
     pagination = notifications_dao.get_notifications_for_service(
         service_id,
         filter_dict=data,
         page=page,
         page_size=page_size,
+        count_pages=count_pages,
         limit_days=limit_days,
         include_jobs=include_jobs,
         include_from_test_key=include_from_test_key,
         include_one_off=include_one_off
     )
+
     kwargs = request.args.to_dict()
     kwargs['service_id'] = service_id
 
diff --git a/requirements-app.txt b/requirements-app.txt
index 09c0ee350..f4097456a 100644
--- a/requirements-app.txt
+++ b/requirements-app.txt
@@ -7,7 +7,7 @@ docopt==0.6.2
 Flask-Bcrypt==0.7.1
 flask-marshmallow==0.9.0
 Flask-Migrate==2.3.0
-Flask-SQLAlchemy==2.3.2
+git+https://github.com/mitsuhiko/flask-sqlalchemy.git@500e732dd1b975a56ab06a46bd1a20a21e682262#egg=Flask-SQLAlchemy==2.3.2.dev20190108
 Flask==1.0.2
 click-datetime==0.2
 eventlet==0.23.0
diff --git a/requirements.txt b/requirements.txt
index f711cac44..e232d5b51 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ docopt==0.6.2
 Flask-Bcrypt==0.7.1
 flask-marshmallow==0.9.0
 Flask-Migrate==2.3.0
-Flask-SQLAlchemy==2.3.2
+git+https://github.com/mitsuhiko/flask-sqlalchemy.git@500e732dd1b975a56ab06a46bd1a20a21e682262#egg=Flask-SQLAlchemy==2.3.2.dev20190108
 Flask==1.0.2
 click-datetime==0.2
 eventlet==0.23.0
diff --git a/tests/app/dao/notification_dao/test_notification_dao.py b/tests/app/dao/notification_dao/test_notification_dao.py
index ad8875656..197b6556a 100644
--- a/tests/app/dao/notification_dao/test_notification_dao.py
+++ b/tests/app/dao/notification_dao/test_notification_dao.py
@@ -909,6 +909,16 @@ def test_should_return_notifications_including_one_offs_by_default(sample_user,
     assert len(include_one_offs_by_default) == 2
 
 
+def test_should_not_count_pages_when_given_a_flag(sample_user, sample_template):
+    create_notification(sample_template)
+    notification = create_notification(sample_template)
+
+    pagination = get_notifications_for_service(sample_template.service_id, count_pages=False, page_size=1)
+    assert len(pagination.items) == 1
+    assert pagination.total is None
+    assert pagination.items[0].id == notification.id
+
+
 def test_get_notifications_created_by_api_or_csv_are_returned_correctly_excluding_test_key_notifications(
         notify_db,
         notify_db_session,
diff --git a/tests/app/service/test_rest.py b/tests/app/service/test_rest.py
index 737846aa5..931149480 100644
--- a/tests/app/service/test_rest.py
+++ b/tests/app/service/test_rest.py
@@ -1407,6 +1407,28 @@ def test_get_only_api_created_notifications_for_service(
     assert resp['notifications'][0]['id'] == str(without_job.id)
 
 
+def test_get_notifications_for_service_without_page_count(
+    admin_request,
+    sample_job,
+    sample_template,
+    sample_user,
+):
+    create_notification(sample_template)
+    without_job = create_notification(sample_template)
+
+    resp = admin_request.get(
+        'service.get_all_notifications_for_service',
+        service_id=sample_template.service_id,
+        page_size=1,
+        include_jobs=False,
+        include_one_off=False,
+        count_pages=False
+    )
+    assert len(resp['notifications']) == 1
+    assert resp['total'] is None
+    assert resp['notifications'][0]['id'] == str(without_job.id)
+
+
 @pytest.mark.parametrize('should_prefix', [
     True,
     False,