diff --git a/tests/testapp/models/m2m_intermediary.py b/tests/testapp/models/m2m_intermediary.py
index 0ec25293f7..e27e9fdd71 100644
--- a/tests/testapp/models/m2m_intermediary.py
+++ b/tests/testapp/models/m2m_intermediary.py
@@ -68,4 +68,6 @@ Jane Doe
 This is a test
 >>> w2.get_article()
 This is a test
+>>> r1.get_writer_list()
+[John Smith (Main writer)]
 """