diff -r 8faa1a923e97 -r e25de27cba8c src/hdalab/views/profile.py
--- a/src/hdalab/views/profile.py	Thu Mar 19 23:56:52 2015 +0100
+++ b/src/hdalab/views/profile.py	Fri Mar 20 00:04:18 2015 +0100
@@ -8,14 +8,11 @@
 from datetime import datetime
 import json
 import logging
-from renkanmanager.models import Renkan
-from renkanmanager.utils import LineNodePlacer, HorLineNodePlacer, renkan_copier, renkan_deleter, \
-    CircleNodePlacer
+from renkanmanager.views import RenkanGetPut
 import uuid
 
 from django.conf import settings
-from django.contrib.auth import REDIRECT_FIELD_NAME, login as auth_login, \
-    get_user_model
+from django.contrib.auth import REDIRECT_FIELD_NAME, login as auth_login
 from django.contrib.auth.forms import AuthenticationForm
 from django.contrib.sites.models import get_current_site
 from django.core.paginator import Paginator, PageNotAnInteger, EmptyPage
@@ -35,7 +32,9 @@
 from django.views.decorators.debug import sensitive_post_parameters
 from django.views.generic import TemplateView, View
 from django.views.generic.edit import UpdateView
-from renkanmanager.views import RenkanGetPut
+from renkanmanager.models import Renkan
+from renkanmanager.utils import LineNodePlacer, HorLineNodePlacer, renkan_copier, renkan_deleter, \
+    CircleNodePlacer
 
 from hdabo.models import Tag, Datasheet, TaggedSheet, Folder
 from hdalab.forms import HdalabRenkanStateForm, HdalabRenkanFavoriteForm
@@ -44,6 +43,7 @@
 from hdalab.services import change_renkan_state
 from hdalab.views.ajax import filter_generic
 
+
 logger = logging.getLogger(__name__)
 
 
@@ -697,7 +697,6 @@
 
 
 class UserProfileUpdate(UpdateView):
-    model = get_user_model()
     fields = ['email']
     template_name_suffix = '_update_form'