diff --git a/force_bdss/api.py b/force_bdss/api.py
index e38740304a3ef4666c6886d0df0f2573f7b541a6..4e3950b362f872d38fb0eb91439e4b12cd89f5e4 100644
--- a/force_bdss/api.py
+++ b/force_bdss/api.py
@@ -1,5 +1,5 @@
 from .base_extension_plugin import BaseExtensionPlugin  # noqa
-from .ids import factory_id, plugin_id, mco_parameter_id  # noqa
+from .ids import factory_id, mco_parameter_id  # noqa
 
 from .core.data_value import DataValue  # noqa
 from .core.workflow import Workflow  # noqa