diff --git a/tests/manager/sqlalchemy/model/test_patron.py b/tests/manager/sqlalchemy/model/test_patron.py
index 00e21ae80..bc422b08f 100644
--- a/tests/manager/sqlalchemy/model/test_patron.py
+++ b/tests/manager/sqlalchemy/model/test_patron.py
@@ -334,9 +334,6 @@ def test_library(self, db: DatabaseTransactionFixture):
         loan, is_new = pool.loan_to(patron)
         assert db.default_library() == loan.library
 
-        loan.patron = None
-        assert None == loan.library
-
         patron.library = db.library()
         loan.patron = patron
         assert patron.library == loan.library