diff --git a/core/types/transaction_test.go b/core/types/transaction_test.go
index 361b977611..5dbf367073 100644
--- a/core/types/transaction_test.go
+++ b/core/types/transaction_test.go
@@ -379,7 +379,7 @@ func assertEqual(orig *Transaction, cpy *Transaction) error {
 	}
 	if orig.AccessList() != nil {
 		if !reflect.DeepEqual(orig.AccessList(), cpy.AccessList()) {
-			return errors.New("access list wrong!")
+			return errors.New("access list wrong")
 		}
 	}
 	return nil