diff --git a/apps/patchwork/filters.py b/apps/patchwork/filters.py
index 8323fe8..8ad0f40 100644
--- a/apps/patchwork/filters.py
+++ b/apps/patchwork/filters.py
@@ -350,7 +350,7 @@ class DelegateFilter(Filter):
 
     def condition(self):
         if self.delegate:
-            return self.delegate.get_profile().name()
+            return self.delegate.profile.name()
         return self.no_delegate_str
 
     def _form(self):
@@ -378,7 +378,7 @@ class DelegateFilter(Filter):
                 selected = ' selected'
 
             str += '<option %s value="%s">%s</option>' % (selected,
-                    d.id, d.get_profile().name())
+                    d.id, d.profile.name())
         str += '</select>'
 
         return mark_safe(str)
diff --git a/apps/patchwork/models.py b/apps/patchwork/models.py
index 4bed9b8..76b0a44 100644
--- a/apps/patchwork/models.py
+++ b/apps/patchwork/models.py
@@ -31,7 +31,7 @@ import random
 class Person(models.Model):
     email = models.CharField(max_length=255, unique = True)
     name = models.CharField(max_length=255, null = True, blank = True)
-    user = models.ForeignKey(User, null = True, blank = True,
+    user = models.OneToOneField(User, null = True, blank = True,
             on_delete = models.SET_NULL)
 
     def __unicode__(self):
@@ -41,7 +41,7 @@ class Person(models.Model):
             return self.email
 
     def link_to_user(self, user):
-        self.name = user.get_profile().name()
+        self.name = user.profile.name()
         self.user = user
 
     class Meta:
@@ -63,14 +63,14 @@ class Project(models.Model):
     def is_editable(self, user):
         if not user.is_authenticated():
             return False
-        return self in user.get_profile().maintainer_projects.all()
+        return self in user.profile.maintainer_projects.all()
 
     class Meta:
         ordering = ['linkname']
 
 
 class UserProfile(models.Model):
-    user = models.ForeignKey(User, unique = True)
+    user = models.OneToOneField(User, unique = True, related_name='profile')
     primary_project = models.ForeignKey(Project, null = True, blank = True)
     maintainer_projects = models.ManyToManyField(Project,
             related_name = 'maintainer_project')
@@ -94,7 +94,6 @@ class UserProfile(models.Model):
                                             submitter__in = submitters)
                                         .values('project_id').query)
 
-
     def sync_person(self):
         pass
 
@@ -121,7 +120,7 @@ class UserProfile(models.Model):
 
 def _user_saved_callback(sender, created, instance, **kwargs):
     try:
-        profile = instance.get_profile()
+        profile = instance.profile
     except UserProfile.DoesNotExist:
         profile = UserProfile(user = instance)
     profile.save()
@@ -175,7 +174,7 @@ class Patch(models.Model):
     name = models.CharField(max_length=255)
     date = models.DateTimeField(default=datetime.datetime.now)
     submitter = models.ForeignKey(Person)
-    delegate = models.ForeignKey(User, blank = True, null = True)
+    delegate = models.OneToOneField(User, blank = True, null = True)
     state = models.ForeignKey(State, default=get_default_initial_patch_state)
     archived = models.BooleanField(default = False)
     headers = models.TextField(blank = True)
@@ -245,7 +244,7 @@ class Comment(models.Model):
         unique_together = [('msgid', 'patch')]
 
 class Bundle(models.Model):
-    owner = models.ForeignKey(User)
+    owner = models.OneToOneField(User)
     project = models.ForeignKey(Project)
     name = models.CharField(max_length = 50, null = False, blank = False)
     patches = models.ManyToManyField(Patch, through = 'BundlePatch')
@@ -313,7 +312,7 @@ class EmailConfirmation(models.Model):
                                 ('optout', 'Email opt-out'),
                             ])
     email = models.CharField(max_length = 200)
-    user = models.ForeignKey(User, null = True)
+    user = models.OneToOneField(User, null = True)
     key = HashField()
     date = models.DateTimeField(default = datetime.datetime.now)
     active = models.BooleanField(default = True)
diff --git a/apps/patchwork/paginator.py b/apps/patchwork/paginator.py
index 8d8be64..31c0190 100644
--- a/apps/patchwork/paginator.py
+++ b/apps/patchwork/paginator.py
@@ -37,7 +37,7 @@ class Paginator(paginator.Paginator):
         patches_per_page = settings.DEFAULT_PATCHES_PER_PAGE
 
         if request.user.is_authenticated():
-            patches_per_page = request.user.get_profile().patches_per_page
+            patches_per_page = request.user.profile.patches_per_page
 
         n = request.META.get('ppp')
         if n:
diff --git a/apps/patchwork/tests/test_bundles.py b/apps/patchwork/tests/test_bundles.py
index 5e8b95b..38f3a2c 100644
--- a/apps/patchwork/tests/test_bundles.py
+++ b/apps/patchwork/tests/test_bundles.py
@@ -193,7 +193,7 @@ class BundleMaintainerUpdateTest(BundleUpdateTest):
 
     def setUp(self):
         super(BundleMaintainerUpdateTest, self).setUp()
-        profile = self.user.get_profile()
+        profile = self.user.profile
         profile.maintainer_projects.add(defaults.project)
         profile.save()
 
diff --git a/apps/patchwork/tests/utils.py b/apps/patchwork/tests/utils.py
index c36b6c1..782ed36 100644
--- a/apps/patchwork/tests/utils.py
+++ b/apps/patchwork/tests/utils.py
@@ -79,7 +79,7 @@ def create_user():
 
 def create_maintainer(project):
     user = create_user()
-    profile = user.get_profile()
+    profile = user.profile
     profile.maintainer_projects.add(project)
     profile.save()
     return user
diff --git a/apps/patchwork/views/user.py b/apps/patchwork/views/user.py
index a9d6c4c..126ecc9 100644
--- a/apps/patchwork/views/user.py
+++ b/apps/patchwork/views/user.py
@@ -86,7 +86,7 @@ def register_confirm(request, conf):
         person = Person.objects.get(email__iexact = conf.user.email)
     except Person.DoesNotExist:
         person = Person(email = conf.user.email,
-                name = conf.user.get_profile().name())
+                name = conf.user.profile.name())
     person.user = conf.user
     person.save()
 
@@ -97,14 +97,14 @@ def profile(request):
     context = PatchworkRequestContext(request)
 
     if request.method == 'POST':
-        form = UserProfileForm(instance = request.user.get_profile(),
+        form = UserProfileForm(instance = request.user.profile,
                 data = request.POST)
         if form.is_valid():
             form.save()
     else:
-        form = UserProfileForm(instance = request.user.get_profile())
+        form = UserProfileForm(instance = request.user.profile)
 
-    context.project = request.user.get_profile().primary_project
+    context.project = request.user.profile.primary_project
     context['bundles'] = Bundle.objects.filter(owner = request.user)
     context['profileform'] = form
 
@@ -184,7 +184,7 @@ def todo_lists(request):
     todo_lists = []
 
     for project in Project.objects.all():
-        patches = request.user.get_profile().todo_patches(project = project)
+        patches = request.user.profile.todo_patches(project = project)
         if not patches.count():
             continue
 
@@ -195,13 +195,13 @@ def todo_lists(request):
 
     context = PatchworkRequestContext(request)
     context['todo_lists'] = todo_lists
-    context.project = request.user.get_profile().primary_project
+    context.project = request.user.profile.primary_project
     return render_to_response('patchwork/todo-lists.html', context)
 
 @login_required
 def todo_list(request, project_id):
     project = get_object_or_404(Project, linkname = project_id)
-    patches = request.user.get_profile().todo_patches(project = project)
+    patches = request.user.profile.todo_patches(project = project)
     filter_settings = [(DelegateFilter,
             {'delegate': request.user})]
 
diff --git a/apps/settings.py b/apps/settings.py
index e663c48..379fbc5 100644
--- a/apps/settings.py
+++ b/apps/settings.py
@@ -86,8 +86,6 @@ TEMPLATE_CONTEXT_PROCESSORS = (
     "django.core.context_processors.i18n",
     "django.core.context_processors.media")
 
-AUTH_PROFILE_MODULE = "patchwork.userprofile"
-
 INSTALLED_APPS = (
     'django.contrib.auth',
     'django.contrib.contenttypes',
