--- a/src/pyams_content/component/keynumber/portlet/interfaces/__init__.py	Wed Jun 20 12:21:20 2018 +0200
+++ b/src/pyams_content/component/keynumber/portlet/interfaces/__init__.py	Wed Jun 20 15:57:55 2018 +0200
@@ -20,6 +20,7 @@
 
 # import packages
 from pyams_i18n.schema import I18nTextLineField, I18nTextField
+from zope.interface import Attribute, Interface
 
 from pyams_content import _
 
@@ -34,3 +35,9 @@
     teaser = I18nTextField(title=_("Teaser"),
                            description=_("Short text displayed above key numbers"),
                            required=False)
+
+    links = Attribute("Navigation links")
+
+
+class IKeyNumberPortletMenu(Interface):
+    """Key numbers portlet menu marker interface"""