diff --git a/app/main/views/manage_users.py b/app/main/views/manage_users.py
index ed6b26fed..8f20f1375 100644
--- a/app/main/views/manage_users.py
+++ b/app/main/views/manage_users.py
@@ -28,12 +28,12 @@ from app.utils import user_has_permissions
 @login_required
 @user_has_permissions('view_activity', admin_override=True)
 def manage_users(service_id):
-    users = (
-        user_api_client.get_users_for_service(service_id=service_id) +
-        [
+    users = sorted(
+        user_api_client.get_users_for_service(service_id=service_id) + [
             invite for invite in invite_api_client.get_invites_for_service(service_id=service_id)
             if invite.status != 'accepted'
-        ]
+        ],
+        key=lambda user: user.email_address,
     )
 
     return render_template(
diff --git a/tests/app/main/views/test_manage_users.py b/tests/app/main/views/test_manage_users.py
index c0761a72c..96a58938a 100644
--- a/tests/app/main/views/test_manage_users.py
+++ b/tests/app/main/views/test_manage_users.py
@@ -461,7 +461,7 @@ def test_manage_users_shows_invited_user(
     page = client_request.get('main.manage_users', service_id=SERVICE_ONE_ID)
 
     assert page.h1.string.strip() == 'Team members'
-    assert normalize_spaces(page.select('.user-list-item')[1].text) == (
+    assert normalize_spaces(page.select('.user-list-item')[0].text) == (
         'invited_user@test.gov.uk (invited) '
         'Can’t Send messages Can’t Add and edit templates Can’t Manage service Can Access API keys '
         'Cancel invitation'