--- a/src/pyams_content/shared/common/interfaces/types.py	Wed Nov 06 16:54:59 2019 +0100
+++ b/src/pyams_content/shared/common/interfaces/types.py	Tue Nov 19 16:39:10 2019 +0100
@@ -12,13 +12,13 @@
 
 from zope.container.constraints import contains
 from zope.container.interfaces import IContainer
-from zope.interface import Attribute
+from zope.interface import Attribute, Interface
 from zope.location.interfaces import ILocation
 from zope.schema import Bool, Choice, List, TextLine
 
 from pyams_content.reference.pictograms.interfaces import PICTOGRAM_VOCABULARY
-from pyams_content.shared.common.interfaces import IBaseContentPortalContext, ISharedTool, \
-    IWfSharedContent
+from pyams_content.shared.common import IWfSharedContent
+from pyams_content.shared.common.interfaces import IBaseContentPortalContext
 from pyams_i18n.schema import I18nTextLineField
 from pyams_portal.interfaces import IPortalContext
 from pyams_sequence.schema import InternalReferenceField
@@ -100,7 +100,7 @@
     contains(IDataType)
 
 
-class ITypedSharedTool(ISharedTool):
+class ITypedSharedTool(Interface):
     """Shared tool containing typed data"""
 
     shared_content_types_fields = Attribute("Content fields interface")