diff --git a/CHANGELOG b/CHANGELOG
index 8c5e5a6ff..9cb47a72a 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -37,7 +37,7 @@ Other:
 - Refactored projector API using metaclasses now.
 - Renamed SignalConnectMetaClass classmethod get_all_objects to get_all
   (private API).
-- Refactored config API.
+- Refactored config API and moved it into the core app.
 - Removed old style personal info page, main menu entries and widget API.
 - Used AngularJS with additional libraries for single page frontend.
 - Removed use of 'django.views.i18n.javascript_catalog'. Used angular-gettext
diff --git a/openslides/agenda/apps.py b/openslides/agenda/apps.py
index 8b6efe4fa..f6a935eb6 100644
--- a/openslides/agenda/apps.py
+++ b/openslides/agenda/apps.py
@@ -12,7 +12,7 @@ class AgendaAppConfig(AppConfig):
 
         # Import all required stuff.
         from django.db.models.signals import pre_delete
-        from openslides.config.signals import config_signal
+        from openslides.core.signals import config_signal
         from openslides.utils.rest_api import router
         from .signals import setup_agenda_config, listen_to_related_object_delete_signal
         from .views import ItemViewSet
diff --git a/openslides/agenda/models.py b/openslides/agenda/models.py
index 1e93d86fb..c8098803a 100644
--- a/openslides/agenda/models.py
+++ b/openslides/agenda/models.py
@@ -9,12 +9,12 @@ from django.db import models
 from django.utils.translation import ugettext as _
 from django.utils.translation import ugettext_lazy, ugettext_noop
 
-from openslides.config.api import config
+from openslides.core.config import config
 from openslides.core.models import Tag
 from openslides.projector.models import SlideMixin
 from openslides.users.models import User
 from openslides.utils.exceptions import OpenSlidesError
-from openslides.utils.rest_api import RESTModelMixin
+from openslides.utils.models import RESTModelMixin
 from openslides.utils.utils import to_roman
 
 
diff --git a/openslides/agenda/signals.py b/openslides/agenda/signals.py
index 1dd9f8b98..b22f62da8 100644
--- a/openslides/agenda/signals.py
+++ b/openslides/agenda/signals.py
@@ -6,7 +6,7 @@ from django.core.validators import MaxLengthValidator, MinValueValidator
 from django.utils.translation import ugettext as _
 from django.utils.translation import ugettext_lazy
 
-from openslides.config.api import ConfigVariable
+from openslides.core.config import ConfigVariable
 
 from .models import Item
 
@@ -22,7 +22,7 @@ def setup_agenda_config(sender, **kwargs):
     """
     Receiver function to setup all agenda config variables. They are not
     grouped. This function connected to the signal
-    openslides.config.signals.config_signal during app loading.
+    openslides.core.signals.config_signal during app loading.
     """
     # TODO: Use an input type with generic datetime support.
     yield ConfigVariable(
diff --git a/openslides/assignments/apps.py b/openslides/assignments/apps.py
index 2fb5d888b..2cc34758d 100644
--- a/openslides/assignments/apps.py
+++ b/openslides/assignments/apps.py
@@ -11,7 +11,7 @@ class AssignmentAppConfig(AppConfig):
         from . import projector  # noqa
 
         # Import all required stuff.
-        from openslides.config.signals import config_signal
+        from openslides.core.signals import config_signal
         from openslides.utils.rest_api import router
         from .signals import setup_assignment_config
         from .views import AssignmentViewSet, AssignmentPollViewSet
diff --git a/openslides/assignments/models.py b/openslides/assignments/models.py
index f41113a58..d07465168 100644
--- a/openslides/assignments/models.py
+++ b/openslides/assignments/models.py
@@ -5,7 +5,7 @@ from django.utils.translation import ugettext as _
 from django.utils.translation import ugettext_lazy, ugettext_noop
 
 from openslides.agenda.models import Item, Speaker
-from openslides.config.api import config
+from openslides.core.config import config
 from openslides.core.models import Tag
 from openslides.poll.models import (
     BaseOption,
@@ -17,7 +17,7 @@ from openslides.poll.models import (
 from openslides.projector.models import SlideMixin
 from openslides.users.models import User
 from openslides.utils.exceptions import OpenSlidesError
-from openslides.utils.rest_api import RESTModelMixin
+from openslides.utils.models import RESTModelMixin
 
 
 class AssignmentRelatedUser(RESTModelMixin, models.Model):
diff --git a/openslides/assignments/signals.py b/openslides/assignments/signals.py
index bd74bc997..17f920948 100644
--- a/openslides/assignments/signals.py
+++ b/openslides/assignments/signals.py
@@ -2,7 +2,7 @@ from django.core.validators import MinValueValidator
 from django.utils.translation import ugettext as _
 from django.utils.translation import ugettext_lazy
 
-from openslides.config.api import ConfigVariable
+from openslides.core.config import ConfigVariable
 from openslides.poll.models import PERCENT_BASE_CHOICES
 
 
@@ -10,7 +10,7 @@ def setup_assignment_config(sender, **kwargs):
     """
     Receiver function to setup all assignment config variables. They are
     grouped in 'Ballot and ballot papers' and 'PDF'. This function is
-    connected to the signal openslides.config.signals.config_signal during
+    connected to the signal openslides.core.signals.config_signal during
     app loading.
     """
     # Ballot and ballot papers
diff --git a/openslides/assignments/views.py b/openslides/assignments/views.py
index f249df58e..dabbac719 100644
--- a/openslides/assignments/views.py
+++ b/openslides/assignments/views.py
@@ -15,7 +15,7 @@ from reportlab.platypus import (
     TableStyle,
 )
 
-from openslides.config.api import config
+from openslides.core.config import config
 from openslides.users.models import Group, User  # TODO: remove this
 from openslides.utils.pdf import stylesheet
 from openslides.utils.rest_api import (
diff --git a/openslides/config/__init__.py b/openslides/config/__init__.py
deleted file mode 100644
index 2c5bdbda5..000000000
--- a/openslides/config/__init__.py
+++ /dev/null
@@ -1 +0,0 @@
-default_app_config = 'openslides.config.apps.ConfigAppConfig'
diff --git a/openslides/config/apps.py b/openslides/config/apps.py
deleted file mode 100644
index 5629cf41f..000000000
--- a/openslides/config/apps.py
+++ /dev/null
@@ -1,14 +0,0 @@
-from django.apps import AppConfig
-
-
-class ConfigAppConfig(AppConfig):
-    name = 'openslides.config'
-    verbose_name = 'OpenSlides Config'
-
-    def ready(self):
-        # Import all required stuff.
-        from openslides.utils.rest_api import router
-        from .views import ConfigViewSet
-
-        # Register viewsets.
-        router.register('config/config', ConfigViewSet, 'config')
diff --git a/openslides/config/exceptions.py b/openslides/config/exceptions.py
deleted file mode 100644
index 5c8ee69e2..000000000
--- a/openslides/config/exceptions.py
+++ /dev/null
@@ -1,9 +0,0 @@
-from openslides.utils.exceptions import OpenSlidesError
-
-
-class ConfigError(OpenSlidesError):
-    pass
-
-
-class ConfigNotFound(ConfigError):
-    pass
diff --git a/openslides/config/models.py b/openslides/config/models.py
deleted file mode 100644
index 6b739811d..000000000
--- a/openslides/config/models.py
+++ /dev/null
@@ -1,18 +0,0 @@
-from django.db import models
-from django.utils.translation import ugettext_noop
-from jsonfield import JSONField
-
-
-class ConfigStore(models.Model):
-    """
-    A model class to store all config variables in the database.
-    """
-
-    key = models.CharField(max_length=255, unique=True, db_index=True)
-    """A string, the key of the config variable."""
-
-    value = JSONField()
-    """The value of the config variable. """
-
-    class Meta:
-        permissions = (('can_manage', ugettext_noop('Can manage configuration')),)
diff --git a/openslides/config/signals.py b/openslides/config/signals.py
deleted file mode 100644
index 87232c5c0..000000000
--- a/openslides/config/signals.py
+++ /dev/null
@@ -1,4 +0,0 @@
-from django.dispatch import Signal
-
-config_signal = Signal(providing_args=[])
-"""Signal to get all config tabs from all apps."""
diff --git a/openslides/config/views.py b/openslides/config/views.py
deleted file mode 100644
index bfd2768be..000000000
--- a/openslides/config/views.py
+++ /dev/null
@@ -1,89 +0,0 @@
-from collections import OrderedDict
-from operator import attrgetter
-
-from django.http import Http404
-
-from openslides.utils.rest_api import (
-    Response,
-    SimpleMetadata,
-    ValidationError,
-    ViewSet,
-)
-
-from .api import config
-from .exceptions import ConfigError, ConfigNotFound
-
-
-class ConfigMetadata(SimpleMetadata):
-    """
-    Custom metadata class to add config info to responses on OPTIONS requests.
-    """
-    def determine_metadata(self, request, view):
-        # Sort config variables by weight.
-        config_variables = sorted(config.get_config_variables().values(), key=attrgetter('weight'))
-
-        # Build tree.
-        config_groups = []
-        for config_variable in config_variables:
-            if not config_groups or config_groups[-1]['name'] != config_variable.group:
-                config_groups.append(OrderedDict(
-                    name=config_variable.group,
-                    subgroups=[]))
-            if not config_groups[-1]['subgroups'] or config_groups[-1]['subgroups'][-1]['name'] != config_variable.subgroup:
-                config_groups[-1]['subgroups'].append(OrderedDict(
-                    name=config_variable.subgroup,
-                    items=[]))
-            config_groups[-1]['subgroups'][-1]['items'].append(config_variable.data)
-
-        # Add tree to metadata.
-        metadata = super().determine_metadata(request, view)
-        metadata['config_groups'] = config_groups
-        return metadata
-
-
-class ConfigViewSet(ViewSet):
-    """
-    API endpoint to list, retrieve and update the config.
-    """
-    metadata_class = ConfigMetadata
-
-    def list(self, request):
-        """
-        Lists all config variables. Everybody can see them.
-        """
-        return Response([{'key': key, 'value': value} for key, value in config.items()])
-
-    def retrieve(self, request, *args, **kwargs):
-        """
-        Retrieves a config variable. Everybody can see it.
-        """
-        key = kwargs['pk']
-        try:
-            value = config[key]
-        except ConfigNotFound:
-            raise Http404
-        return Response({'key': key, 'value': value})
-
-    def update(self, request, *args, **kwargs):
-        """
-        Updates a config variable. Only managers can do this.
-
-        Example: {"value": 42}
-        """
-        # Check permission.
-        if not request.user.has_perm('config.can_manage'):
-            self.permission_denied(request)
-
-        key = kwargs['pk']
-        value = request.data['value']
-
-        # Validate and change value.
-        try:
-            config[key] = value
-        except ConfigNotFound:
-            raise Http404
-        except ConfigError as e:
-            raise ValidationError({'detail': e})
-
-        # Return response.
-        return Response({'key': key, 'value': value})
diff --git a/openslides/core/apps.py b/openslides/core/apps.py
index e46a65943..13861e295 100644
--- a/openslides/core/apps.py
+++ b/openslides/core/apps.py
@@ -12,11 +12,16 @@ class CoreAppConfig(AppConfig):
 
         # Import all required stuff.
         from django.db.models import signals
-        from openslides.config.signals import config_signal
+        from openslides.core.signals import config_signal
         from openslides.utils.autoupdate import inform_changed_data_receiver
         from openslides.utils.rest_api import router
         from .signals import setup_general_config
-        from .views import CustomSlideViewSet, ProjectorViewSet, TagViewSet
+        from .views import (
+            ConfigViewSet,
+            CustomSlideViewSet,
+            ProjectorViewSet,
+            TagViewSet,
+        )
 
         # Connect signals.
         config_signal.connect(setup_general_config, dispatch_uid='setup_general_config')
@@ -25,6 +30,7 @@ class CoreAppConfig(AppConfig):
         router.register('core/projector', ProjectorViewSet)
         router.register('core/customslide', CustomSlideViewSet)
         router.register('core/tag', TagViewSet)
+        router.register('core/config', ConfigViewSet, 'config')
 
         # Update data when any model of any installed app is saved or deleted.
         # TODO: Test if the m2m_changed signal is also needed.
diff --git a/openslides/config/api.py b/openslides/core/config.py
similarity index 97%
rename from openslides/config/api.py
rename to openslides/core/config.py
index 676158e6f..be055244b 100644
--- a/openslides/config/api.py
+++ b/openslides/core/config.py
@@ -3,7 +3,6 @@ from django.utils.translation import ugettext as _
 
 from .exceptions import ConfigError, ConfigNotFound
 from .models import ConfigStore
-from .signals import config_signal
 
 INPUT_TYPE_MAPPING = {
     'string': str,
@@ -97,6 +96,10 @@ class ConfigHandler:
         Returns a dictionary with all ConfigVariable instances of all
         signal receivers. The key is the name of the config variable.
         """
+        # config_signal can not be imported at global space, because
+        # core.signals imports this file
+        from .signals import config_signal
+
         result = {}
         for receiver, config_collection in config_signal.send(sender='get_config_variables'):
             for config_variable in config_collection:
diff --git a/openslides/core/exceptions.py b/openslides/core/exceptions.py
index 01660ab6f..f01a9f275 100644
--- a/openslides/core/exceptions.py
+++ b/openslides/core/exceptions.py
@@ -7,3 +7,11 @@ class ProjectorException(OpenSlidesError):
 
 class TagException(OpenSlidesError):
     pass
+
+
+class ConfigError(OpenSlidesError):
+    pass
+
+
+class ConfigNotFound(ConfigError):
+    pass
diff --git a/openslides/config/middleware.py b/openslides/core/middleware.py
similarity index 82%
rename from openslides/config/middleware.py
rename to openslides/core/middleware.py
index 05275637b..d4bc03a21 100644
--- a/openslides/config/middleware.py
+++ b/openslides/core/middleware.py
@@ -1,4 +1,4 @@
-from openslides.config.api import config
+from .config import config
 
 
 class ConfigCacheMiddleware(object):
diff --git a/openslides/core/migrations/0001_initial.py b/openslides/core/migrations/0001_initial.py
index ff25b5cae..bd925cfcb 100644
--- a/openslides/core/migrations/0001_initial.py
+++ b/openslides/core/migrations/0001_initial.py
@@ -2,7 +2,6 @@ import jsonfield.fields
 from django.db import migrations, models
 
 import openslides.utils.models
-import openslides.utils.rest_api
 
 
 def add_default_projector(apps, schema_editor):
@@ -32,20 +31,20 @@ class Migration(migrations.Migration):
         migrations.CreateModel(
             name='CustomSlide',
             fields=[
-                ('id', models.AutoField(serialize=False, primary_key=True, auto_created=True, verbose_name='ID')),
-                ('title', models.CharField(verbose_name='Title', max_length=256)),
-                ('text', models.TextField(verbose_name='Text', blank=True)),
+                ('id', models.AutoField(auto_created=True, serialize=False, verbose_name='ID', primary_key=True)),
+                ('title', models.CharField(max_length=256, verbose_name='Title')),
+                ('text', models.TextField(blank=True, verbose_name='Text')),
                 ('weight', models.IntegerField(verbose_name='Weight', default=0)),
             ],
             options={
                 'ordering': ('weight', 'title'),
             },
-            bases=(openslides.utils.rest_api.RESTModelMixin, models.Model),
+            bases=(openslides.utils.models.RESTModelMixin, models.Model),
         ),
         migrations.CreateModel(
             name='Projector',
             fields=[
-                ('id', models.AutoField(serialize=False, primary_key=True, auto_created=True, verbose_name='ID')),
+                ('id', models.AutoField(auto_created=True, serialize=False, verbose_name='ID', primary_key=True)),
                 ('config', jsonfield.fields.JSONField()),
             ],
             options={
@@ -55,21 +54,35 @@ class Migration(migrations.Migration):
                     ('can_see_dashboard', 'Can see the dashboard'),
                     ('can_use_chat', 'Can use the chat')),
             },
-            bases=(openslides.utils.rest_api.RESTModelMixin, models.Model),
+            bases=(openslides.utils.models.RESTModelMixin, models.Model),
         ),
         migrations.CreateModel(
             name='Tag',
             fields=[
-                ('id', models.AutoField(serialize=False, primary_key=True, auto_created=True, verbose_name='ID')),
-                ('name', models.CharField(verbose_name='Tag', unique=True, max_length=255)),
+                ('id', models.AutoField(auto_created=True, serialize=False, verbose_name='ID', primary_key=True)),
+                ('name', models.CharField(max_length=255, verbose_name='Tag', unique=True)),
             ],
             options={
-                'permissions': (('can_manage_tags', 'Can manage tags'),),
                 'ordering': ('name',),
+                'permissions': (('can_manage_tags', 'Can manage tags'),),
             },
-            bases=(openslides.utils.rest_api.RESTModelMixin, models.Model),
+            bases=(openslides.utils.models.RESTModelMixin, models.Model),
+        ),
+        migrations.CreateModel(
+            name='ConfigStore',
+            fields=[
+                ('id', models.AutoField(auto_created=True, serialize=False, verbose_name='ID', primary_key=True)),
+                ('key', models.CharField(max_length=255, db_index=True, unique=True)),
+                ('value', jsonfield.fields.JSONField()),
+            ],
+            options={
+                'permissions': (('can_manage_config', 'Can manage configuration'),),
+            },
+            bases=(models.Model,),
         ),
         migrations.RunPython(
-            add_default_projector,
+            code=add_default_projector,
+            reverse_code=None,
+            atomic=True,
         ),
     ]
diff --git a/openslides/core/models.py b/openslides/core/models.py
index ac203d4fa..ea5d18952 100644
--- a/openslides/core/models.py
+++ b/openslides/core/models.py
@@ -3,8 +3,8 @@ from django.utils.translation import ugettext as _
 from django.utils.translation import ugettext_lazy, ugettext_noop
 from jsonfield import JSONField
 
+from openslides.utils.models import RESTModelMixin
 from openslides.utils.projector import ProjectorElement
-from openslides.utils.rest_api import RESTModelMixin
 
 from .exceptions import ProjectorException
 
@@ -120,3 +120,18 @@ class Tag(RESTModelMixin, models.Model):
 
     def __str__(self):
         return self.name
+
+
+class ConfigStore(models.Model):
+    """
+    A model class to store all config variables in the database.
+    """
+
+    key = models.CharField(max_length=255, unique=True, db_index=True)
+    """A string, the key of the config variable."""
+
+    value = JSONField()
+    """The value of the config variable. """
+
+    class Meta:
+        permissions = (('can_manage_config', ugettext_noop('Can manage configuration')),)
diff --git a/openslides/core/signals.py b/openslides/core/signals.py
index b57c74a30..c8641de41 100644
--- a/openslides/core/signals.py
+++ b/openslides/core/signals.py
@@ -3,7 +3,7 @@ from django.dispatch import Signal
 from django.utils.translation import ugettext as _
 from django.utils.translation import ugettext_lazy
 
-from openslides.config.api import ConfigVariable
+from openslides.core.config import ConfigVariable
 
 # This signal is sent when the migrate command is done. That means it is sent
 # after post_migrate sending and creating all Permission objects. Don't use it
@@ -16,7 +16,7 @@ def setup_general_config(sender, **kwargs):
     Receiver function to setup general config variables for OpenSlides.
     There are two main groups: 'General' and 'Projector'. The group
     'General' has subgroups. This function is connected to the signal
-    openslides.config.signals.config_signal during app loading.
+    openslides.core.signals.config_signal during app loading.
     """
     # General Event
 
@@ -134,3 +134,7 @@ def setup_general_config(sender, **kwargs):
         weight=180,
         group=ugettext_lazy('Projector'),
         translatable=True)
+
+
+config_signal = Signal(providing_args=[])
+"""Signal to get all config tabs from all apps."""
diff --git a/openslides/core/static/js/core.js b/openslides/core/static/js/core.js
index 7740c95f7..547656cfb 100644
--- a/openslides/core/static/js/core.js
+++ b/openslides/core/static/js/core.js
@@ -128,9 +128,9 @@ angular.module('OpenSlidesApp.core', [])
 
 .factory('Config', function(DS) {
     return DS.defineResource({
-        name: 'config/config',
+        name: 'core/config',
         idAttribute: 'key',
-        endpoint: '/rest/config/config/'
+        endpoint: '/rest/core/config/'
     });
 })
 
diff --git a/openslides/core/views.py b/openslides/core/views.py
index c2839b651..0c4875e2e 100644
--- a/openslides/core/views.py
+++ b/openslides/core/views.py
@@ -1,9 +1,11 @@
 import re
+from collections import OrderedDict
+from operator import attrgetter
 
 from django.conf import settings
 from django.contrib.staticfiles import finders
 from django.core.urlresolvers import get_resolver
-from django.http import HttpResponse
+from django.http import Http404, HttpResponse
 
 from openslides import __version__ as version
 from openslides.utils import views as utils_views
@@ -16,10 +18,14 @@ from openslides.utils.rest_api import (
     ModelViewSet,
     ReadOnlyModelViewSet,
     Response,
+    SimpleMetadata,
     ValidationError,
+    ViewSet,
     detail_route,
 )
 
+from .config import config
+from .exceptions import ConfigError, ConfigNotFound
 from .models import CustomSlide, Projector, Tag
 from .serializers import (
     CustomSlideSerializer,
@@ -227,3 +233,78 @@ class VersionView(utils_views.APIView):
                 'description': get_plugin_description(plugin),
                 'version': get_plugin_version(plugin)})
         return result
+
+
+class ConfigMetadata(SimpleMetadata):
+    """
+    Custom metadata class to add config info to responses on OPTIONS requests.
+    """
+    def determine_metadata(self, request, view):
+        # Sort config variables by weight.
+        config_variables = sorted(config.get_config_variables().values(), key=attrgetter('weight'))
+
+        # Build tree.
+        config_groups = []
+        for config_variable in config_variables:
+            if not config_groups or config_groups[-1]['name'] != config_variable.group:
+                config_groups.append(OrderedDict(
+                    name=config_variable.group,
+                    subgroups=[]))
+            if not config_groups[-1]['subgroups'] or config_groups[-1]['subgroups'][-1]['name'] != config_variable.subgroup:
+                config_groups[-1]['subgroups'].append(OrderedDict(
+                    name=config_variable.subgroup,
+                    items=[]))
+            config_groups[-1]['subgroups'][-1]['items'].append(config_variable.data)
+
+        # Add tree to metadata.
+        metadata = super().determine_metadata(request, view)
+        metadata['config_groups'] = config_groups
+        return metadata
+
+
+class ConfigViewSet(ViewSet):
+    """
+    API endpoint to list, retrieve and update the config.
+    """
+    metadata_class = ConfigMetadata
+
+    def list(self, request):
+        """
+        Lists all config variables. Everybody can see them.
+        """
+        return Response([{'key': key, 'value': value} for key, value in config.items()])
+
+    def retrieve(self, request, *args, **kwargs):
+        """
+        Retrieves a config variable. Everybody can see it.
+        """
+        key = kwargs['pk']
+        try:
+            value = config[key]
+        except ConfigNotFound:
+            raise Http404
+        return Response({'key': key, 'value': value})
+
+    def update(self, request, *args, **kwargs):
+        """
+        Updates a config variable. Only managers can do this.
+
+        Example: {"value": 42}
+        """
+        # Check permission.
+        if not request.user.has_perm('core.can_manage_config'):
+            self.permission_denied(request)
+
+        key = kwargs['pk']
+        value = request.data['value']
+
+        # Validate and change value.
+        try:
+            config[key] = value
+        except ConfigNotFound:
+            raise Http404
+        except ConfigError as e:
+            raise ValidationError({'detail': e})
+
+        # Return response.
+        return Response({'key': key, 'value': value})
diff --git a/openslides/global_settings.py b/openslides/global_settings.py
index 327640cd4..7a1ba0a40 100644
--- a/openslides/global_settings.py
+++ b/openslides/global_settings.py
@@ -68,7 +68,7 @@ MIDDLEWARE_CLASSES = (
     'django.middleware.csrf.CsrfViewMiddleware',
     'openslides.users.auth.AuthenticationMiddleware',
     'django.contrib.messages.middleware.MessageMiddleware',
-    'openslides.config.middleware.ConfigCacheMiddleware',
+    'openslides.core.middleware.ConfigCacheMiddleware',
 )
 
 ROOT_URLCONF = 'openslides.urls'
@@ -90,7 +90,6 @@ INSTALLED_APPS = (
     'openslides.motions',
     'openslides.assignments',
     'openslides.mediafiles',
-    'openslides.config',
 )
 
 TEMPLATE_CONTEXT_PROCESSORS = (
diff --git a/openslides/mediafiles/models.py b/openslides/mediafiles/models.py
index 749ee138f..810b27921 100644
--- a/openslides/mediafiles/models.py
+++ b/openslides/mediafiles/models.py
@@ -6,7 +6,7 @@ from django.utils.translation import ugettext_lazy, ugettext_noop
 
 from openslides.projector.models import SlideMixin
 from openslides.users.models import User
-from openslides.utils.rest_api import RESTModelMixin
+from openslides.utils.models import RESTModelMixin
 
 
 class Mediafile(RESTModelMixin, SlideMixin, models.Model):
diff --git a/openslides/motions/apps.py b/openslides/motions/apps.py
index 7771a8d14..07ceb3817 100644
--- a/openslides/motions/apps.py
+++ b/openslides/motions/apps.py
@@ -12,7 +12,7 @@ class MotionAppConfig(AppConfig):
         from . import projector  # noqa
 
         # Import all required stuff.
-        from openslides.config.signals import config_signal
+        from openslides.core.signals import config_signal
         from openslides.utils.rest_api import router
         from .signals import create_builtin_workflows, setup_motion_config
         from .views import CategoryViewSet, MotionViewSet, WorkflowViewSet
diff --git a/openslides/motions/models.py b/openslides/motions/models.py
index 709209eb8..2919d2adc 100644
--- a/openslides/motions/models.py
+++ b/openslides/motions/models.py
@@ -6,7 +6,7 @@ from django.utils.translation import ugettext as _
 from django.utils.translation import ugettext_lazy, ugettext_noop
 from jsonfield import JSONField
 
-from openslides.config.api import config
+from openslides.core.config import config
 from openslides.core.models import Tag
 from openslides.mediafiles.models import Mediafile
 from openslides.poll.models import (
@@ -17,7 +17,7 @@ from openslides.poll.models import (
 )
 from openslides.projector.models import SlideMixin
 from openslides.users.models import User
-from openslides.utils.rest_api import RESTModelMixin
+from openslides.utils.models import RESTModelMixin
 
 from .exceptions import WorkflowError
 
diff --git a/openslides/motions/pdf.py b/openslides/motions/pdf.py
index 4509fba6d..8c23db29d 100644
--- a/openslides/motions/pdf.py
+++ b/openslides/motions/pdf.py
@@ -9,7 +9,7 @@ from reportlab.lib import colors
 from reportlab.lib.units import cm
 from reportlab.platypus import PageBreak, Paragraph, Spacer, Table, TableStyle
 
-from openslides.config.api import config
+from openslides.core.config import config
 from openslides.users.models import Group, User  # TODO: remove this line
 from openslides.utils.pdf import stylesheet
 
diff --git a/openslides/motions/serializers.py b/openslides/motions/serializers.py
index e5ff3ccd5..8ecbd9d0e 100644
--- a/openslides/motions/serializers.py
+++ b/openslides/motions/serializers.py
@@ -1,7 +1,7 @@
 from django.db import transaction
 from django.utils.translation import ugettext as _
 
-from openslides.config.api import config
+from openslides.core.config import config
 from openslides.utils.rest_api import (
     CharField,
     IntegerField,
diff --git a/openslides/motions/signals.py b/openslides/motions/signals.py
index 3d3edb21b..5a61a2c4b 100644
--- a/openslides/motions/signals.py
+++ b/openslides/motions/signals.py
@@ -2,7 +2,7 @@ from django.core.validators import MinValueValidator
 from django.utils.translation import ugettext as _
 from django.utils.translation import pgettext, ugettext_lazy, ugettext_noop
 
-from openslides.config.api import ConfigVariable
+from openslides.core.config import ConfigVariable
 from openslides.poll.models import PERCENT_BASE_CHOICES
 
 from .models import State, Workflow
@@ -13,7 +13,7 @@ def setup_motion_config(sender, **kwargs):
     Receiver function to setup all motion config variables. They are
     grouped in 'General', 'Amendments', 'Supporters', 'Voting and ballot
     papers' and 'PDF'. This function connected to the signal
-    openslides.config.signals.config_signal during app loading.
+    openslides.core.signals.config_signal during app loading.
     """
     # General
 
diff --git a/openslides/motions/views.py b/openslides/motions/views.py
index 8c8e06128..218ab74b6 100644
--- a/openslides/motions/views.py
+++ b/openslides/motions/views.py
@@ -6,7 +6,7 @@ from django.utils.translation import ugettext_noop
 from reportlab.platypus import SimpleDocTemplate
 from rest_framework import status
 
-from openslides.config.api import config
+from openslides.core.config import config
 from openslides.utils.rest_api import (
     ModelViewSet,
     Response,
diff --git a/openslides/users/apps.py b/openslides/users/apps.py
index 8d81339b6..84113829f 100644
--- a/openslides/users/apps.py
+++ b/openslides/users/apps.py
@@ -11,8 +11,7 @@ class UsersAppConfig(AppConfig):
         from . import projector  # noqa
 
         # Import all required stuff.
-        from openslides.config.signals import config_signal
-        from openslides.core.signals import post_permission_creation
+        from openslides.core.signals import config_signal, post_permission_creation
         from openslides.utils.rest_api import router
         from .signals import create_builtin_groups_and_admin, setup_users_config
         from .views import GroupViewSet, UserViewSet
diff --git a/openslides/users/auth.py b/openslides/users/auth.py
index a24582a88..fbc1e73c1 100644
--- a/openslides/users/auth.py
+++ b/openslides/users/auth.py
@@ -8,7 +8,7 @@ from django.db.models import Q
 from django.utils.functional import SimpleLazyObject
 from rest_framework.authentication import BaseAuthentication
 
-from openslides.config.api import config
+from openslides.core.config import config
 
 
 class AnonymousUser(DjangoAnonymousUser):
diff --git a/openslides/users/models.py b/openslides/users/models.py
index 3d2f041a8..d33cbd272 100644
--- a/openslides/users/models.py
+++ b/openslides/users/models.py
@@ -13,9 +13,9 @@ from django.contrib.auth.models import (  # noqa
 from django.db import models
 from django.utils.translation import ugettext_lazy, ugettext_noop
 
-from openslides.config.api import config
+from openslides.core.config import config
 from openslides.projector.models import SlideMixin
-from openslides.utils.rest_api import RESTModelMixin
+from openslides.utils.models import RESTModelMixin
 
 from .exceptions import UserError
 
diff --git a/openslides/users/pdf.py b/openslides/users/pdf.py
index eae78e16f..daad36d72 100644
--- a/openslides/users/pdf.py
+++ b/openslides/users/pdf.py
@@ -14,7 +14,7 @@ from reportlab.platypus import (
     TableStyle,
 )
 
-from openslides.config.api import config
+from openslides.core.config import config
 from openslides.utils.pdf import stylesheet
 
 from .models import User
diff --git a/openslides/users/signals.py b/openslides/users/signals.py
index 973c97a27..5a5222099 100644
--- a/openslides/users/signals.py
+++ b/openslides/users/signals.py
@@ -2,7 +2,7 @@ from django.db.models import Q
 from django.utils.translation import ugettext as _
 from django.utils.translation import ugettext_lazy, ugettext_noop
 
-from openslides.config.api import ConfigVariable
+from openslides.core.config import ConfigVariable
 
 from .models import Group, Permission, User
 
@@ -11,7 +11,7 @@ def setup_users_config(sender, **kwargs):
     """
     Receiver function to setup all users config variables. They are grouped
     in 'Sorting' and 'PDF'. This function is connected to the signal
-    openslides.config.signals.config_signal during app loading.
+    openslides.core.signals.config_signal during app loading.
     """
 
     # Sorting
@@ -110,7 +110,7 @@ def create_builtin_groups_and_admin(**kwargs):
         'assignments.can_nominate_other',
         'assignments.can_nominate_self',
         'assignments.can_see',
-        'config.can_manage',
+        'core.can_manage_config',
         'core.can_manage_projector',
         'core.can_manage_tags',
         'core.can_see_dashboard',
@@ -171,7 +171,7 @@ def create_builtin_groups_and_admin(**kwargs):
         permission_dict['assignments.can_manage'],
         permission_dict['assignments.can_nominate_other'],
         permission_dict['assignments.can_nominate_self'],
-        permission_dict['config.can_manage'],
+        permission_dict['core.can_manage_config'],
         permission_dict['core.can_manage_projector'],
         permission_dict['core.can_manage_tags'],
         permission_dict['core.can_use_chat'],
diff --git a/openslides/utils/main.py b/openslides/utils/main.py
index 6eb418c00..b0a3b9893 100644
--- a/openslides/utils/main.py
+++ b/openslides/utils/main.py
@@ -299,7 +299,7 @@ def translate_customizable_strings(language_code):
     Translates all translatable config values and saves them into database.
     """
     if check_for_language(language_code):
-        from openslides.config.api import config
+        from openslides.core.config import config
         current_language = get_language()
         activate(language_code)
         for name in config.get_all_translatable():
diff --git a/openslides/utils/models.py b/openslides/utils/models.py
index 9744332b1..3626d34fc 100644
--- a/openslides/utils/models.py
+++ b/openslides/utils/models.py
@@ -1,3 +1,4 @@
+from django.core.urlresolvers import reverse
 from django.db import models
 
 
@@ -14,3 +15,27 @@ class MinMaxIntegerField(models.IntegerField):
         defaults = {'min_value': self.min_value, 'max_value': self.max_value}
         defaults.update(kwargs)
         return super(MinMaxIntegerField, self).formfield(**defaults)
+
+
+class RESTModelMixin:
+    """
+    Mixin for django models which are used in our rest api.
+    """
+
+    def get_root_rest_element(self):
+        """
+        Returns the root rest instance.
+
+        Uses self as default.
+        """
+        return self
+
+    def get_root_rest_url(self):
+        """
+        Returns the detail url of the root model of this object.
+        """
+        # Gets the default url-name in the same way as django rest framework
+        # does in relations.HyperlinkedModelSerializer
+        root_instance = self.get_root_rest_element()
+        rest_url = '%s-detail' % type(root_instance)._meta.object_name.lower()
+        return reverse(rest_url, args=[str(root_instance.pk)])
diff --git a/openslides/utils/pdf.py b/openslides/utils/pdf.py
index 1d0aeb5ab..8bb030e1a 100644
--- a/openslides/utils/pdf.py
+++ b/openslides/utils/pdf.py
@@ -11,7 +11,7 @@ from reportlab.pdfbase import pdfmetrics
 from reportlab.pdfbase.ttfonts import TTFont
 from reportlab.rl_config import defaultPageSize
 
-from openslides.config.api import config
+from openslides.core.config import config
 
 # register new truetype fonts
 pdfmetrics.registerFont(TTFont(
diff --git a/openslides/utils/rest_api.py b/openslides/utils/rest_api.py
index 5de4a2ce3..5bc7f643c 100644
--- a/openslides/utils/rest_api.py
+++ b/openslides/utils/rest_api.py
@@ -1,7 +1,6 @@
 import re
 from urllib.parse import urlparse
 
-from django.core.urlresolvers import reverse
 from rest_framework.decorators import detail_route  # noqa
 from rest_framework.decorators import list_route  # noqa
 from rest_framework.metadata import SimpleMetadata  # noqa
@@ -33,30 +32,6 @@ from .exceptions import OpenSlidesError
 router = DefaultRouter()
 
 
-class RESTModelMixin:
-    """
-    Mixin for django models which are used in our rest api.
-    """
-
-    def get_root_rest_element(self):
-        """
-        Returns the root rest instance.
-
-        Uses self as default.
-        """
-        return self
-
-    def get_root_rest_url(self):
-        """
-        Returns the detail url of the root model of this object.
-        """
-        # Gets the default url-name in the same way as django rest framework
-        # does in relations.HyperlinkedModelSerializer
-        root_instance = self.get_root_rest_element()
-        rest_url = '%s-detail' % type(root_instance)._meta.object_name.lower()
-        return reverse(rest_url, args=[str(root_instance.pk)])
-
-
 class ModelViewSet(_ModelViewSet):
     """
     Viewset for models. Before the method check_permission is called we
diff --git a/openslides/utils/test.py b/openslides/utils/test.py
index bab27fe48..712ecbbce 100644
--- a/openslides/utils/test.py
+++ b/openslides/utils/test.py
@@ -2,7 +2,7 @@ from django.core.management import call_command
 from django.test import TestCase as _TestCase
 from django.test.runner import DiscoverRunner
 
-from openslides.config.api import config
+from openslides.core.config import config
 
 
 class OpenSlidesDiscoverRunner(DiscoverRunner):
diff --git a/tests/integration/config/__init__.py b/tests/integration/config/__init__.py
deleted file mode 100644
index e69de29bb..000000000
diff --git a/tests/integration/config/test_views.py b/tests/integration/config/test_views.py
deleted file mode 100644
index cb66fc40a..000000000
--- a/tests/integration/config/test_views.py
+++ /dev/null
@@ -1,119 +0,0 @@
-from django.core.urlresolvers import reverse
-from django.dispatch import receiver
-from rest_framework import status
-from rest_framework.test import APIClient
-
-from openslides.config.api import ConfigVariable, config
-from openslides.config.signals import config_signal
-from openslides.utils.rest_api import ValidationError
-from openslides.utils.test import TestCase
-
-
-class ConfigViewSet(TestCase):
-    """
-    Tests requests to deal with config variables.
-    """
-    def test_retrieve(self):
-        self.client.login(username='admin', password='admin')
-        config['test_var_aeW3Quahkah1phahCheo'] = 'test_value_Oovoojieme7eephaed2A'
-        response = self.client.get(reverse('config-detail', args=['test_var_aeW3Quahkah1phahCheo']))
-        self.assertEqual(
-            response.data,
-            {'key': 'test_var_aeW3Quahkah1phahCheo',
-             'value': 'test_value_Oovoojieme7eephaed2A'})
-
-    def test_update(self):
-        self.client = APIClient()
-        self.client.login(username='admin', password='admin')
-        response = self.client.put(
-            reverse('config-detail', args=['test_var_Xeiizi7ooH8Thuk5aida']),
-            {'value': 'test_value_Phohx3oopeichaiTheiw'})
-        self.assertEqual(response.status_code, status.HTTP_200_OK)
-        self.assertEqual(config['test_var_Xeiizi7ooH8Thuk5aida'], 'test_value_Phohx3oopeichaiTheiw')
-
-    def test_update_wrong_datatype(self):
-        self.client = APIClient()
-        self.client.login(username='admin', password='admin')
-        response = self.client.put(
-            reverse('config-detail', args=['test_var_ohhii4iavoh5Phoh5ahg']),
-            {'value': 'test_value_string'})
-        self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
-        self.assertEqual(response.data, {'detail': "Wrong datatype. Expected <class 'int'>, got <class 'str'>."})
-
-    def test_update_good_choice(self):
-        self.client = APIClient()
-        self.client.login(username='admin', password='admin')
-        response = self.client.put(
-            reverse('config-detail', args=['test_var_wei0Rei9ahzooSohK1ph']),
-            {'value': 'key_2_yahb2ain1aeZ1lea1Pei'})
-        self.assertEqual(response.status_code, status.HTTP_200_OK)
-        self.assertEqual(config['test_var_wei0Rei9ahzooSohK1ph'], 'key_2_yahb2ain1aeZ1lea1Pei')
-
-    def test_update_bad_choice(self):
-        self.client = APIClient()
-        self.client.login(username='admin', password='admin')
-        response = self.client.put(
-            reverse('config-detail', args=['test_var_wei0Rei9ahzooSohK1ph']),
-            {'value': 'test_value_bad_string'})
-        self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
-        self.assertEqual(response.data, {'detail': 'Invalid input. Choice does not match.'})
-
-    def test_update_validator_ok(self):
-        self.client = APIClient()
-        self.client.login(username='admin', password='admin')
-        response = self.client.put(
-            reverse('config-detail', args=['test_var_Hi7Oje8Oith7goopeeng']),
-            {'value': 'valid_string'})
-        self.assertEqual(response.status_code, status.HTTP_200_OK)
-        self.assertEqual(config['test_var_Hi7Oje8Oith7goopeeng'], 'valid_string')
-
-    def test_update_validator_invalid(self):
-        self.client = APIClient()
-        self.client.login(username='admin', password='admin')
-        response = self.client.put(
-            reverse('config-detail', args=['test_var_Hi7Oje8Oith7goopeeng']),
-            {'value': 'invalid_string'})
-        self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
-        self.assertEqual(response.data, {'detail': 'Invalid input.'})
-
-
-def validator_for_testing(value):
-    """
-    Validator for testing.
-    """
-    if value == 'invalid_string':
-        raise ValidationError({'detail': 'Invalid input.'})
-
-
-@receiver(config_signal, dispatch_uid='set_simple_config_view_integration_config_test')
-def set_simple_config_view_integration_config_test(sender, **kwargs):
-    """
-    Sets a simple config view with some config variables but without
-    grouping.
-    """
-    yield ConfigVariable(
-        name='test_var_aeW3Quahkah1phahCheo',
-        default_value=None,
-        label='test_label_aeNahsheu8phahk8taYo')
-
-    yield ConfigVariable(
-        name='test_var_Xeiizi7ooH8Thuk5aida',
-        default_value='')
-
-    yield ConfigVariable(
-        name='test_var_ohhii4iavoh5Phoh5ahg',
-        default_value=0,
-        input_type='integer')
-
-    yield ConfigVariable(
-        name='test_var_wei0Rei9ahzooSohK1ph',
-        default_value='key_1_Queit2juchoocos2Vugh',
-        input_type='choice',
-        choices=(
-            {'value': 'key_1_Queit2juchoocos2Vugh', 'display_name': 'label_1_Queit2juchoocos2Vugh'},
-            {'value': 'key_2_yahb2ain1aeZ1lea1Pei', 'display_name': 'label_2_yahb2ain1aeZ1lea1Pei'}))
-
-    yield ConfigVariable(
-        name='test_var_Hi7Oje8Oith7goopeeng',
-        default_value='',
-        validators=(validator_for_testing,))
diff --git a/tests/integration/core/test_views.py b/tests/integration/core/test_views.py
index 061963d9e..53efa77f0 100644
--- a/tests/integration/core/test_views.py
+++ b/tests/integration/core/test_views.py
@@ -1,10 +1,15 @@
 import json
 
 from django.core.urlresolvers import reverse
+from django.dispatch import receiver
 from rest_framework import status
+from rest_framework.test import APIClient
 
 from openslides import __version__ as version
+from openslides.core.config import ConfigVariable, config
 from openslides.core.models import CustomSlide, Projector
+from openslides.core.signals import config_signal
+from openslides.utils.rest_api import ValidationError
 from openslides.utils.test import TestCase
 
 
@@ -59,3 +64,113 @@ class VersionView(TestCase):
                 {'verbose_name': 'Plugin tests.old.utils',
                  'description': 'Description of plugin tests.old.utils',
                  'version': 'unknown'}]})
+
+
+class ConfigViewSet(TestCase):
+    """
+    Tests requests to deal with config variables.
+    """
+    def test_retrieve(self):
+        self.client.login(username='admin', password='admin')
+        config['test_var_aeW3Quahkah1phahCheo'] = 'test_value_Oovoojieme7eephaed2A'
+        response = self.client.get(reverse('config-detail', args=['test_var_aeW3Quahkah1phahCheo']))
+        self.assertEqual(
+            response.data,
+            {'key': 'test_var_aeW3Quahkah1phahCheo',
+             'value': 'test_value_Oovoojieme7eephaed2A'})
+
+    def test_update(self):
+        self.client = APIClient()
+        self.client.login(username='admin', password='admin')
+        response = self.client.put(
+            reverse('config-detail', args=['test_var_Xeiizi7ooH8Thuk5aida']),
+            {'value': 'test_value_Phohx3oopeichaiTheiw'})
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertEqual(config['test_var_Xeiizi7ooH8Thuk5aida'], 'test_value_Phohx3oopeichaiTheiw')
+
+    def test_update_wrong_datatype(self):
+        self.client = APIClient()
+        self.client.login(username='admin', password='admin')
+        response = self.client.put(
+            reverse('config-detail', args=['test_var_ohhii4iavoh5Phoh5ahg']),
+            {'value': 'test_value_string'})
+        self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
+        self.assertEqual(response.data, {'detail': "Wrong datatype. Expected <class 'int'>, got <class 'str'>."})
+
+    def test_update_good_choice(self):
+        self.client = APIClient()
+        self.client.login(username='admin', password='admin')
+        response = self.client.put(
+            reverse('config-detail', args=['test_var_wei0Rei9ahzooSohK1ph']),
+            {'value': 'key_2_yahb2ain1aeZ1lea1Pei'})
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertEqual(config['test_var_wei0Rei9ahzooSohK1ph'], 'key_2_yahb2ain1aeZ1lea1Pei')
+
+    def test_update_bad_choice(self):
+        self.client = APIClient()
+        self.client.login(username='admin', password='admin')
+        response = self.client.put(
+            reverse('config-detail', args=['test_var_wei0Rei9ahzooSohK1ph']),
+            {'value': 'test_value_bad_string'})
+        self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
+        self.assertEqual(response.data, {'detail': 'Invalid input. Choice does not match.'})
+
+    def test_update_validator_ok(self):
+        self.client = APIClient()
+        self.client.login(username='admin', password='admin')
+        response = self.client.put(
+            reverse('config-detail', args=['test_var_Hi7Oje8Oith7goopeeng']),
+            {'value': 'valid_string'})
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertEqual(config['test_var_Hi7Oje8Oith7goopeeng'], 'valid_string')
+
+    def test_update_validator_invalid(self):
+        self.client = APIClient()
+        self.client.login(username='admin', password='admin')
+        response = self.client.put(
+            reverse('config-detail', args=['test_var_Hi7Oje8Oith7goopeeng']),
+            {'value': 'invalid_string'})
+        self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
+        self.assertEqual(response.data, {'detail': 'Invalid input.'})
+
+
+def validator_for_testing(value):
+    """
+    Validator for testing.
+    """
+    if value == 'invalid_string':
+        raise ValidationError({'detail': 'Invalid input.'})
+
+
+@receiver(config_signal, dispatch_uid='set_simple_config_view_integration_config_test')
+def set_simple_config_view_integration_config_test(sender, **kwargs):
+    """
+    Sets a simple config view with some config variables but without
+    grouping.
+    """
+    yield ConfigVariable(
+        name='test_var_aeW3Quahkah1phahCheo',
+        default_value=None,
+        label='test_label_aeNahsheu8phahk8taYo')
+
+    yield ConfigVariable(
+        name='test_var_Xeiizi7ooH8Thuk5aida',
+        default_value='')
+
+    yield ConfigVariable(
+        name='test_var_ohhii4iavoh5Phoh5ahg',
+        default_value=0,
+        input_type='integer')
+
+    yield ConfigVariable(
+        name='test_var_wei0Rei9ahzooSohK1ph',
+        default_value='key_1_Queit2juchoocos2Vugh',
+        input_type='choice',
+        choices=(
+            {'value': 'key_1_Queit2juchoocos2Vugh', 'display_name': 'label_1_Queit2juchoocos2Vugh'},
+            {'value': 'key_2_yahb2ain1aeZ1lea1Pei', 'display_name': 'label_2_yahb2ain1aeZ1lea1Pei'}))
+
+    yield ConfigVariable(
+        name='test_var_Hi7Oje8Oith7goopeeng',
+        default_value='',
+        validators=(validator_for_testing,))
diff --git a/tests/integration/motions/test_views.py b/tests/integration/motions/test_views.py
index e1be0cc0a..d3a434279 100644
--- a/tests/integration/motions/test_views.py
+++ b/tests/integration/motions/test_views.py
@@ -1,6 +1,6 @@
 from django.test.client import Client
 
-from openslides.config.api import config
+from openslides.core.config import config
 from openslides.motions.models import Motion
 from openslides.utils.test import TestCase
 
diff --git a/tests/integration/motions/test_viewset.py b/tests/integration/motions/test_viewset.py
index d3d791539..1add5159b 100644
--- a/tests/integration/motions/test_viewset.py
+++ b/tests/integration/motions/test_viewset.py
@@ -3,7 +3,7 @@ from django.core.urlresolvers import reverse
 from rest_framework import status
 from rest_framework.test import APIClient
 
-from openslides.config.api import config
+from openslides.core.config import config
 from openslides.core.models import Tag
 from openslides.motions.models import Category, Motion
 from openslides.utils.test import TestCase
diff --git a/tests/old/config/test_config.py b/tests/old/config/test_config.py
index b0997abd5..1ca93863b 100644
--- a/tests/old/config/test_config.py
+++ b/tests/old/config/test_config.py
@@ -1,8 +1,8 @@
 from django.dispatch import receiver
 
-from openslides.config.api import ConfigVariable, config
-from openslides.config.exceptions import ConfigError, ConfigNotFound
-from openslides.config.signals import config_signal
+from openslides.core.config import ConfigVariable, config
+from openslides.core.exceptions import ConfigError, ConfigNotFound
+from openslides.core.signals import config_signal
 from openslides.utils.test import TestCase
 
 
diff --git a/tests/old/motions/test_models.py b/tests/old/motions/test_models.py
index 560612fd0..2eaee8c31 100644
--- a/tests/old/motions/test_models.py
+++ b/tests/old/motions/test_models.py
@@ -1,6 +1,6 @@
 from unittest import skip
 
-from openslides.config.api import config
+from openslides.core.config import config
 from openslides.motions.exceptions import WorkflowError
 from openslides.motions.models import Motion, State, Workflow
 from openslides.users.models import User
diff --git a/tests/old/utils/test_main.py b/tests/old/utils/test_main.py
index 786f13abf..cc3b78a67 100644
--- a/tests/old/utils/test_main.py
+++ b/tests/old/utils/test_main.py
@@ -2,7 +2,7 @@ import os
 import sys
 from unittest.mock import MagicMock, patch
 
-from openslides.config.api import config
+from openslides.core.config import config
 from openslides.utils import main
 from openslides.utils.test import TestCase
 
diff --git a/tests/unit/config/test_api.py b/tests/unit/config/test_api.py
index 4685ec005..53b8c063e 100644
--- a/tests/unit/config/test_api.py
+++ b/tests/unit/config/test_api.py
@@ -1,11 +1,11 @@
 from unittest import TestCase
 from unittest.mock import patch
 
-from openslides.config.api import ConfigVariable
+from openslides.core.config import ConfigVariable
 
 
 class TestConfigVariable(TestCase):
-    @patch('openslides.config.api.config', {'test_variable': None})
+    @patch('openslides.core.config.config', {'test_variable': None})
     def test_default_value_in_data(self):
         """
         Tests, that the default_value attribute is in the 'data' property of