diff --git a/tests/testutil.py b/tests/testutil.py
index 4e06dc439452ad95c31884f00dd47a4da18ed6be..cb6fc1b384936b5a21b0f8cf93a12b1121935e15 100644
--- a/tests/testutil.py
+++ b/tests/testutil.py
@@ -179,9 +179,10 @@ class _TicketBuilder:
     MISC_ATTACHMENTS = [
         ('Forwarded Message.eml', 'message/rfc822', '3.1k'),
         ('photo.jpg', 'image/jpeg', '65.2k'),
-        ('document.pdf', 'application/pdf', '326k'),
-        ('screenshot.png', 'image/png', '1.9m'),
+        ('ConservancyInvoice-301.pdf', 'application/pdf', '326k'),
+        ('Company_invoice-2020030405_as-sent.pdf', 'application/pdf', '50k'),
         ('statement.txt', 'text/plain', '652b'),
+        ('screenshot.png', 'image/png', '1.9m'),
     ]
 
     def __init__(self):