--- a/src/pyams_content/shared/logo/interfaces/__init__.py	Thu Mar 22 14:50:32 2018 +0100
+++ b/src/pyams_content/shared/logo/interfaces/__init__.py	Thu Mar 22 14:52:22 2018 +0100
@@ -23,6 +23,7 @@
 # import packages
 from pyams_file.schema import ImageField
 from pyams_sequence.schema import InternalReferencesList
+from zope.interface import Interface
 from zope.schema import URI, Choice
 
 from pyams_content import _
@@ -36,6 +37,10 @@
     """Logos manager interface"""
 
 
+class ILogosManagerFactory(Interface):
+    """Logos manager factory interface"""
+
+
 class IWfLogo(IWfSharedContent):
     """Logo interface"""
 
@@ -48,6 +53,10 @@
               required=False)
 
 
+class IWfLogoFactory(Interface):
+    """Logo factory interface"""
+
+
 class ILogo(ISharedContent):
     """Workflow managed logo interface"""