--- a/src/pyams_utils/interfaces/site.py	Wed Oct 07 17:44:23 2015 +0200
+++ b/src/pyams_utils/interfaces/site.py	Wed Oct 07 17:45:01 2015 +0200
@@ -62,5 +62,12 @@
     """
 
 
+class IBackOfficeConfigurationFactory(Interface):
+    """Back-office configuration factory interface
+
+    This factory may be loaded through an adapter
+    """
+
+
 class IOptionalUtility(Interface):
     """Marker interface for site utilities that can be removed"""