diff --git a/openslides/users/migrations/0004_personalnote.py b/openslides/users/migrations/0004_personalnote.py
index 003372d54..c718095cd 100644
--- a/openslides/users/migrations/0004_personalnote.py
+++ b/openslides/users/migrations/0004_personalnote.py
@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-# Generated by Django 1.10.6 on 2017-04-07 14:15
+# Generated by Django 1.10.7 on 2017-05-09 11:48
 from __future__ import unicode_literals
 
 import django.db.models.deletion
@@ -25,5 +25,8 @@ class Migration(migrations.Migration):
                 ('content_type', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='contenttypes.ContentType')),
                 ('user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='personal_notes', to=settings.AUTH_USER_MODEL)),
             ],
+            options={
+                'default_permissions': (),
+            },
         ),
     ]
diff --git a/openslides/users/models.py b/openslides/users/models.py
index 47b363dc3..bb03ad205 100644
--- a/openslides/users/models.py
+++ b/openslides/users/models.py
@@ -38,6 +38,9 @@ class PersonalNote(models.Model):
     note = models.TextField(blank=True)
     star = models.BooleanField(default=False, blank=True)
 
+    class Meta:
+        default_permissions = ()
+
     def get_data(self):
         """
         Returns note and star to be serialized in content object serializers.
diff --git a/yarn.lock b/yarn.lock
index 64443dab7..c728767a4 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3358,14 +3358,14 @@ sax@~1.2.1:
   version "1.2.2"
   resolved "https://registry.yarnpkg.com/sax/-/sax-1.2.2.tgz#fd8631a23bc7826bef5d871bdb87378c95647828"
 
-"semver@2 || 3 || 4 || 5", semver@^4.1.0, semver@~4.3.3:
-  version "4.3.6"
-  resolved "https://registry.yarnpkg.com/semver/-/semver-4.3.6.tgz#300bc6e0e86374f7ba61068b5b1ecd57fc6532da"
-
-semver@^5.3.0:
+"semver@2 || 3 || 4 || 5", semver@^5.3.0:
   version "5.3.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.3.0.tgz#9b2ce5d3de02d17c6012ad326aa6b4d0cf54f94f"
 
+semver@^4.1.0, semver@~4.3.3:
+  version "4.3.6"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-4.3.6.tgz#300bc6e0e86374f7ba61068b5b1ecd57fc6532da"
+
 sequencify@~0.0.7:
   version "0.0.7"
   resolved "https://registry.yarnpkg.com/sequencify/-/sequencify-0.0.7.tgz#90cff19d02e07027fd767f5ead3e7b95d1e7380c"