diff --git a/mayan/apps/navigation/classes.py b/mayan/apps/navigation/classes.py
index 2151585b08..d63d9b4fb3 100644
--- a/mayan/apps/navigation/classes.py
+++ b/mayan/apps/navigation/classes.py
@@ -349,7 +349,10 @@ class SourceColumn(object):
                 try:
                     return cls._registry[source.__class__]
                 except KeyError:
-                    return ()
+                    try:
+                        return cls._registry[source._meta.parents.items()[0][0]]
+                    except IndexError:
+                        return ()
         except TypeError:
             # unhashable type: list
             return ()