@@ -142,5 +142,5 @@ def test_missing_invoice(hook, acct1, acct2):
assert actual == {"{} missing {}".format(acct1, TEST_KEY)}
def test_not_required_on_opening(hook):
txn = testutil.Transaction.opening_balance()
txn = testutil.OpeningBalance()
assert not list(hook.run(txn))