diff -r f95d237cbd68 -r 465b273c312b src/pyams_content/component/paragraph/interfaces/milestone.py
--- a/src/pyams_content/component/paragraph/interfaces/milestone.py	Thu Nov 15 14:03:07 2018 +0100
+++ b/src/pyams_content/component/paragraph/interfaces/milestone.py	Thu Nov 15 17:51:43 2018 +0100
@@ -14,7 +14,7 @@
 
 from zope.annotation.interfaces import IAttributeAnnotatable
 from zope.container.constraints import containers, contains
-from zope.interface import Interface
+from zope.interface import Attribute, Interface
 from zope.schema import Bool, Choice
 
 from pyams_content.component.paragraph import IBaseParagraph
@@ -50,6 +50,8 @@
                     vocabulary='PyAMS content paragraphs',
                     required=False)
 
+    target = Attribute("Anchor target")
+
 
 class IMilestoneContainer(IOrderedContainer):
     """Milestones container interface"""