diff --git a/magneto/src/magneto/core/interfaces.py b/magneto/src/magneto/core/interfaces.py
index 8d978e78e..8f16a99df 100644
--- a/magneto/src/magneto/core/interfaces.py
+++ b/magneto/src/magneto/core/interfaces.py
@@ -431,3 +431,4 @@ class Entropy(Client):
         self.applet_last_message = message
         self.__magneto.show_alert(self.progress_tooltip_message_title,
             message)
+Client.__singleton_class__ = Entropy
diff --git a/services/client-updates-daemon b/services/client-updates-daemon
index ad28425ed..b1949dfc0 100755
--- a/services/client-updates-daemon
+++ b/services/client-updates-daemon
@@ -119,7 +119,7 @@ class Entropy(Client):
 
     def output(self, *args, **kwargs):
         return write_output(*args, **kwargs)
-
+Client.__singleton_class__ = Entropy
 
 class UpdatesDaemon(dbus.service.Object):