diff --git a/force_bdss/api.py b/force_bdss/api.py
index f31cff63b633ea8e61115ddb38e87b30d85d7936..a4d3c0d4bd689a439c5101bfb32fa118a316407f 100644
--- a/force_bdss/api.py
+++ b/force_bdss/api.py
@@ -20,7 +20,7 @@ from .factory_registry_plugin import IFactoryRegistryPlugin  # noqa
 from .factory_registry_plugin import FactoryRegistryPlugin  # noqa
 
 from .io.workflow_reader import WorkflowReader  # noqa
-from .io.workflow_reader import InvalidFileException
+from .io.workflow_reader import InvalidFileException  # noqa
 from .io.workflow_writer import WorkflowWriter  # noqa
 
 from .mco.base_mco_model import BaseMCOModel  # noqa