diff --git a/openslides/assignments/models.py b/openslides/assignments/models.py
index a6f6d1489..3a3063379 100644
--- a/openslides/assignments/models.py
+++ b/openslides/assignments/models.py
@@ -277,7 +277,8 @@ class Assignment(RESTModelMixin, models.Model):
             options.append({
                 'candidate': related_user.user,
                 'weight': related_user.weight})
-        poll.set_options(options)
+        poll.set_options(options, skip_autoupdate=True)
+        inform_changed_data(self)
 
         # Add all candidates to list of speakers of related agenda item
         # TODO: Try to do this in a bulk create
diff --git a/openslides/poll/models.py b/openslides/poll/models.py
index ccdeec2b8..2cbcbc96a 100644
--- a/openslides/poll/models.py
+++ b/openslides/poll/models.py
@@ -4,7 +4,6 @@ from django.core.exceptions import ObjectDoesNotExist
 from django.db import models
 from django.utils.translation import ugettext as _
 
-from openslides.utils.autoupdate import inform_changed_data
 from openslides.utils.models import MinMaxIntegerField
 
 
@@ -123,7 +122,7 @@ class BasePoll(models.Model):
             return True
         return False
 
-    def set_options(self, options_data=[]):
+    def set_options(self, options_data=[], skip_autoupdate=False):
         """
         Adds new option objects to the poll.
 
@@ -132,8 +131,7 @@ class BasePoll(models.Model):
         for option_data in options_data:
             option = self.get_option_class()(**option_data)
             option.poll = self
-            option.save(skip_autoupdate=True)
-        inform_changed_data(self.get_assignment())
+            option.save(skip_autoupdate=skip_autoupdate)
 
     def get_options(self):
         """
diff --git a/tests/unit/agenda/test_views.py b/tests/unit/agenda/test_views.py
index 76d6a4d6c..11efb7638 100644
--- a/tests/unit/agenda/test_views.py
+++ b/tests/unit/agenda/test_views.py
@@ -52,9 +52,10 @@ class ItemViewSetManageSpeaker(TestCase):
         mock_queryset = mock_speaker.objects.filter.return_value.exclude.return_value
         mock_queryset.get.return_value.delete.assert_called_with()
 
+    @patch('openslides.agenda.views.inform_changed_data')
     @patch('openslides.agenda.views.has_perm')
     @patch('openslides.agenda.views.Speaker')
-    def test_remove_someone_else(self, mock_speaker, mock_has_perm):
+    def test_remove_someone_else(self, mock_speaker, mock_has_perm, mock_inform_changed_data):
         self.request.method = 'DELETE'
         self.request.user = 1
         self.request.data = {'speaker': '1'}
@@ -63,7 +64,8 @@ class ItemViewSetManageSpeaker(TestCase):
         self.view_instance.manage_speaker(self.request)
 
         mock_speaker.objects.get.assert_called_with(pk=1)
-        mock_speaker.objects.get.return_value.delete.assert_called_with()
+        mock_speaker.objects.get.return_value.delete.assert_called_with(skip_autoupdate=True)
+        mock_inform_changed_data.assert_called_with(self.mock_item)
 
 
 class ItemViewSetSpeak(TestCase):