diff --git a/app/notify_client/service_api_client.py b/app/notify_client/service_api_client.py
index 4e9e84c2b..ae1f5a1fb 100644
--- a/app/notify_client/service_api_client.py
+++ b/app/notify_client/service_api_client.py
@@ -42,13 +42,13 @@ class ServiceAPIClient(NotificationsAPIClient):
         return self.delete(endpoint, data)
 
     def get_service(self, service_id):
-        return self._get_service(service_id, False, today_only=False)
+        return self._get_service(service_id, detailed=False, today_only=False)
 
     def get_detailed_service(self, service_id):
-        return self._get_service(service_id, True, today_only=False)
+        return self._get_service(service_id, detailed=True, today_only=False)
 
     def get_detailed_service_for_today(self, service_id):
-        return self._get_service(service_id, False, today_only=True)
+        return self._get_service(service_id, detailed=True, today_only=True)
 
     def _get_service(self, service_id, detailed, today_only):
         """
@@ -57,7 +57,12 @@ class ServiceAPIClient(NotificationsAPIClient):
         :param detailed - return additional details, including notification statistics
         :param today_only - return statistics only for today. No effect if detailed not passed in
         """
-        params = {'detailed': True} if detailed else {}
+        params = {}
+        if detailed:
+            params['detailed'] = detailed
+        if today_only:
+            params['today_only'] = today_only
+
         return self.get(
             '/service/{0}'.format(service_id),
             params=params)
diff --git a/requirements.txt b/requirements.txt
index 3913be4b8..a7d73d8b0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,4 +19,4 @@ pytz==2016.4
 
 git+https://github.com/alphagov/notifications-python-client.git@1.0.0#egg=notifications-python-client==1.0.0
 
-git+https://github.com/alphagov/notifications-utils.git@8.4.2#egg=notifications-utils==8.4.2
+git+https://github.com/alphagov/notifications-utils.git@8.7.0#egg=notifications-utils==8.7.0
diff --git a/tests/app/notify_client/test_service_api_client.py b/tests/app/notify_client/test_service_api_client.py
index 9517ccfef..125980b46 100644
--- a/tests/app/notify_client/test_service_api_client.py
+++ b/tests/app/notify_client/test_service_api_client.py
@@ -1,3 +1,5 @@
+import pytest
+
 from app.notify_client.service_api_client import ServiceAPIClient
 from tests.conftest import fake_uuid
 
@@ -21,17 +23,17 @@ def test_client_posts_archived_true_when_deleting_template(mocker):
     mock_post.assert_called_once_with(expected_url, data=expected_data)
 
 
-def test_client_gets_service_with_no_params(mocker):
+@pytest.mark.parametrize(
+    'function,params', [
+        (ServiceAPIClient.get_service, {}),
+        (ServiceAPIClient.get_detailed_service, {'detailed': True}),
+        (ServiceAPIClient.get_detailed_service_for_today, {'detailed': True, 'today_only': True})
+    ],
+    ids=lambda x: x.__name__
+)
+def test_client_gets_service(mocker, function, params):
     client = ServiceAPIClient()
-    mock_post = mocker.patch('app.notify_client.service_api_client.ServiceAPIClient.get')
+    mock_post = mocker.patch.object(client, 'get')
 
-    client.get_service('foo')
-    mock_post.assert_called_once_with('/service/foo', params={})
-
-
-def test_client_gets_service_with_detailed_params(mocker):
-    client = ServiceAPIClient()
-    mock_post = mocker.patch('app.notify_client.service_api_client.ServiceAPIClient.get')
-
-    client.get_detailed_service('foo')
-    mock_post.assert_called_once_with('/service/foo', params={'detailed': True})
+    function(client, 'foo')
+    mock_post.assert_called_once_with('/service/foo', params=params)