diff -r 2e4dbe6fa156 -r 3c48622a2937 src/pyams_content/shared/site/folder.py
--- a/src/pyams_content/shared/site/folder.py	Mon Jun 11 15:18:58 2018 +0200
+++ b/src/pyams_content/shared/site/folder.py	Mon Jun 11 15:22:01 2018 +0200
@@ -24,7 +24,6 @@
 from pyams_i18n.interfaces import II18n
 from pyams_portal.interfaces import IPortalContext
 from pyams_security.interfaces import IDefaultProtectionPolicy
-from zope.annotation.interfaces import IAttributeAnnotatable
 from zope.intid.interfaces import IIntIds
 
 # import packages
@@ -45,7 +44,7 @@
 
 
 @implementer(IDefaultProtectionPolicy, ISiteFolder, ISiteFolderRoles,
-             IIllustrationTarget, IPortalContext, IPreviewTarget, IAttributeAnnotatable)
+             IIllustrationTarget, IPortalContext, IPreviewTarget)
 class SiteFolder(SiteContainerMixin, OrderedContainer, BaseSharedTool):
     """Site folder persistent class"""