diff --git a/sugar/chat/ActivityChat.py b/sugar/chat/ActivityChat.py
index 85e61bf2..8fafcb99 100644
--- a/sugar/chat/ActivityChat.py
+++ b/sugar/chat/ActivityChat.py
@@ -10,13 +10,14 @@ class ActivityChat(GroupChat):
 		self._chat_service = None
 
 		self._activity = activity
+		self._pservice.register_service_type(ActivityChat.SERVICE_TYPE)
 		self._pservice.connect('service-appeared', self._service_appeared_cb)
 
 		# Find an existing activity chat to latch onto
-		#activity_ps = self._pservice.getActivity(activity.get_id())
-		#service = activity.getServiceOfType(ActivityChat.SERVICE_TYPE)
-		#if service is not None:
-		#	self._service_appeared_cb(self._pservice, None, service)
+		activity_ps = self._pservice.get_activity(activity.get_id())
+		service = activity_ps.get_service_of_type(ActivityChat.SERVICE_TYPE)
+		if service is not None:
+			self._service_appeared_cb(self._pservice, None, service)
 
 	def _service_appeared_cb(self, pservice, buddy, service):
 		if service.get_activity_id() != self._activity.get_id():