diff --git a/tests/test_hook_ledger_entry.py b/tests/test_hook_ledger_entry.py
index 6b2da61f297270a6d073f3f6c5d89fde508b92ed..85d2d307eb35955ca6b040638cce9d61c346641b 100644
--- a/tests/test_hook_ledger_entry.py
+++ b/tests/test_hook_ledger_entry.py
@@ -182,6 +182,18 @@ def test_line1_not_custom_payee():
         "  Income:Donations  -15.00 USD",
     ]
 
+def test_custom_date_missing():
+    render_vars = template_vars('YY', '20.00')
+    with pytest.raises(errors.UserInputConfigurationError):
+        render_lines(render_vars, 'Custom Payee')
+
+def test_custom_date_is_none():
+    render_vars = template_vars('YZ', '25.00', other_vars={
+        'custom_date': None,
+    })
+    with pytest.raises(errors.UserInputConfigurationError):
+        render_lines(render_vars, 'Custom Payee')
+
 @pytest.mark.parametrize('amount,expect_fee', [
     (40, 3),
     (80, 6),