diff --git a/openslides/motions/views.py b/openslides/motions/views.py
index 2dc66d248..ce721486a 100644
--- a/openslides/motions/views.py
+++ b/openslides/motions/views.py
@@ -82,7 +82,7 @@ class MotionViewSet(ModelViewSet):
         """
         # Check permission to send submitter and supporter data.
         if (not request.user.has_perm('motions.can_manage') and
-                (request.data.getlist('submitters') or request.data.getlist('supporters'))):
+                (request.data.get('submitters_id') or request.data.get('supporters_id'))):
             # Non-staff users are not allowed to send submitter or supporter data.
             self.permission_denied(request)
 
diff --git a/tests/integration/motions/test_viewset.py b/tests/integration/motions/test_viewset.py
index f8eebaf46..b7f664974 100644
--- a/tests/integration/motions/test_viewset.py
+++ b/tests/integration/motions/test_viewset.py
@@ -120,6 +120,21 @@ class CreateMotion(TestCase):
         self.assertEqual(response.status_code, status.HTTP_201_CREATED)
         self.assertEqual(Motion.objects.get().state.workflow_id, 2)
 
+    def test_non_admin(self):
+        """
+        Test to create a motion by a delegate, non staff user.
+        """
+        self.admin = get_user_model().objects.get(username='admin')
+        self.admin.groups.add(3)
+        self.admin.groups.remove(4)
+
+        response = self.client.post(
+            reverse('motion-list'),
+            {'title': 'test_title_peiJozae0luew9EeL8bo',
+             'text': 'test_text_eHohS8ohr5ahshoah8Oh'})
+
+        self.assertEqual(response.status_code, status.HTTP_201_CREATED)
+
 
 class UpdateMotion(TestCase):
     """