diff --git a/modoboa/extensions/admin/lib.py b/modoboa/extensions/admin/lib.py
index e6c338228..8fbdfd7ca 100644
--- a/modoboa/extensions/admin/lib.py
+++ b/modoboa/extensions/admin/lib.py
@@ -1,13 +1,31 @@
 # coding: utf-8
+from functools import wraps
 from django.db.models import Q
 from django.core.paginator import Paginator, EmptyPage, PageNotAnInteger
 from django.contrib.contenttypes.models import ContentType
 from modoboa.core.models import User
 from modoboa.lib import parameters
+from modoboa.lib.exceptions import ModoboaException
 from modoboa.lib.emailutils import split_mailbox
 from modoboa.extensions.admin.models import Alias
 
 
+def needs_mailbox():
+    """Check if the current user owns at least one mailbox
+
+    Some applications (the webmail for example) need a mailbox to
+    work.
+    """
+    def decorator(f):
+        @wraps(f)
+        def wrapped_f(request, *args, **kwargs):
+            if request.user.mailbox_set.count():
+                return f(request, *args, **kwargs)
+            raise ModoboaException()
+        return wrapped_f
+    return decorator
+
+
 def get_sort_order(qdict, default, allowed_values=None):
     """Return a sort order from a querydict object
 
diff --git a/modoboa/extensions/postfix_autoreply/__init__.py b/modoboa/extensions/postfix_autoreply/__init__.py
index 8ef596627..ff8dd915c 100644
--- a/modoboa/extensions/postfix_autoreply/__init__.py
+++ b/modoboa/extensions/postfix_autoreply/__init__.py
@@ -9,8 +9,8 @@ functionality into Postfix.
 from django.core.urlresolvers import reverse
 from django.utils.translation import ugettext as _, ugettext_lazy
 from modoboa.lib import events, parameters
-from modoboa.extensions import ModoExtension, exts_pool
-from models import *
+from modoboa.core.extensions import ModoExtension, exts_pool
+from .models import Transport, Alias
 
 
 class PostfixAutoreply(ModoExtension):
@@ -20,7 +20,7 @@ class PostfixAutoreply(ModoExtension):
     description = ugettext_lazy("Auto-reply (vacation) functionality using Postfix")
 
     def init(self):
-        from modoboa.admin.models import Domain
+        from modoboa.extensions.admin.models import Domain
 
         for dom in Domain.objects.all():
             try:
@@ -37,7 +37,7 @@ class PostfixAutoreply(ModoExtension):
                     onCreateMailbox(None, mb)
 
     def load(self):
-        from app_settings import ParametersForm
+        from modoboa.extensions.postfix_autoreply.app_settings import ParametersForm
         parameters.register(ParametersForm, ugettext_lazy("Automatic replies"))
 
     def destroy(self):
@@ -54,7 +54,8 @@ exts_pool.register_extension(PostfixAutoreply)
 
 @events.observe("ExtraUprefsRoutes")
 def extra_routes():
-    return [(r'^autoreply/$', 'modoboa.extensions.postfix_autoreply.views.autoreply'),]
+    return [(r'^user/autoreply/$',
+             'modoboa.extensions.postfix_autoreply.views.autoreply'), ]
 
 
 @events.observe("ExtraUprefsJS")
@@ -62,7 +63,7 @@ def extra_js(user):
     return ["""function autoreply_cb() {
     $('#id_untildate').datepicker({format: 'yyyy-mm-dd', language: '%s'});
 }
-""" % parameters.get_user(user, "LANG", app="general")
+""" % parameters.get_user(user, "LANG", app="core")
     ]
 
 
@@ -70,7 +71,7 @@ def extra_js(user):
 def menu(target, user):
     if target != "uprefs_menu":
         return []
-    if not user.has_mailbox:
+    if not user.mailbox_set.count():
         return []
     return [
         {"name": "autoreply",
@@ -105,7 +106,7 @@ def onCreateMailbox(user, mailbox):
 
 @events.observe("DeleteMailbox")
 def onDeleteMailbox(mailboxes):
-    from modoboa.admin.models import Mailbox
+    from modoboa.extensions.admin.models import Mailbox
 
     if isinstance(mailboxes, Mailbox):
         mailboxes = [mailboxes]
diff --git a/modoboa/extensions/postfix_autoreply/forms.py b/modoboa/extensions/postfix_autoreply/forms.py
index 4c4420a81..baeaa94b9 100644
--- a/modoboa/extensions/postfix_autoreply/forms.py
+++ b/modoboa/extensions/postfix_autoreply/forms.py
@@ -1,20 +1,21 @@
 # coding: utf-8
-from django import forms
-from models import ARmessage
-from django.utils.translation import ugettext as _, ugettext_lazy
 import datetime
+from django import forms
+from django.utils.translation import ugettext as _, ugettext_lazy
+from .models import ARmessage
+
 
 class ARmessageForm(forms.ModelForm):
     untildate = forms.DateField(
-        label=ugettext_lazy('Until'), 
+        label=ugettext_lazy('Until'),
         required=False,
         help_text=ugettext_lazy("Activate your auto reply until this date")
-        )
+    )
 
     class Meta:
         model = ARmessage
         fields = ('subject', 'content', 'enabled')
-    
+
     def __init__(self, *args, **kwargs):
         super(ARmessageForm, self).__init__(*args, **kwargs)
         self.fields.keyOrder = ['subject', 'content', 'untildate', 'enabled']
diff --git a/modoboa/extensions/postfix_autoreply/management/commands/autoreply.py b/modoboa/extensions/postfix_autoreply/management/commands/autoreply.py
index ed189fef4..0ef5d35b3 100644
--- a/modoboa/extensions/postfix_autoreply/management/commands/autoreply.py
+++ b/modoboa/extensions/postfix_autoreply/management/commands/autoreply.py
@@ -6,10 +6,11 @@ from django.core.management.base import BaseCommand, CommandError
 from django.utils import timezone
 from modoboa.lib import parameters
 from modoboa.lib.emailutils import split_mailbox, sendmail_simple
-from modoboa.admin.models import Mailbox
+from modoboa.extensions.admin.models import Mailbox
 from modoboa.extensions.postfix_autoreply import PostfixAutoreply
 from modoboa.extensions.postfix_autoreply.models import ARmessage, ARhistoric
 
+
 def send_autoreply(sender, mailbox, armessage):
     if armessage.untildate is not None \
         and armessage.untildate < datetime.date.today():
@@ -20,10 +21,10 @@ def send_autoreply(sender, mailbox, armessage):
     try:
         lastar = ARhistoric.objects.get(armessage=armessage.id, sender=sender)
         PostfixAutoreply().load()
-        timeout = parameters.get_admin("AUTOREPLIES_TIMEOUT", 
+        timeout = parameters.get_admin("AUTOREPLIES_TIMEOUT",
                                        app="postfix_autoreply")
         delta = datetime.timedelta(seconds=int(timeout))
-        now = timezone.make_aware(datetime.datetime.now(), 
+        now = timezone.make_aware(datetime.datetime.now(),
                                   timezone.get_default_timezone())
         if lastar.last_sent + delta > now:
             sys.exit(0)
@@ -34,7 +35,7 @@ def send_autoreply(sender, mailbox, armessage):
 
     sendmail_simple(mailbox.user.encoded_address, sender, armessage.subject,
                     armessage.content.encode('utf-8'))
-    
+
     lastar.last_sent = datetime.datetime.now()
     lastar.save()
 
diff --git a/modoboa/extensions/postfix_autoreply/models.py b/modoboa/extensions/postfix_autoreply/models.py
index 5381f6a19..5eaaf9e31 100644
--- a/modoboa/extensions/postfix_autoreply/models.py
+++ b/modoboa/extensions/postfix_autoreply/models.py
@@ -1,25 +1,35 @@
 from django.db import models
 from django.utils.translation import ugettext_lazy as _
-from modoboa.admin.models import Domain, Mailbox
+from modoboa.extensions.admin.models import Domain, Mailbox
+
 
 class Transport(models.Model):
     domain = models.CharField(max_length=300)
     method = models.CharField(max_length=255)
 
+
 class Alias(models.Model):
     full_address = models.CharField(max_length=255)
     autoreply_address = models.CharField(max_length=255)
 
+
 class ARmessage(models.Model):
     mbox = models.ForeignKey(Mailbox)
-    subject = models.CharField(_('subject'), max_length=255,
-                               help_text=_("The subject that will appear in sent emails"))
-    content = models.TextField(_('content'),
-                               help_text=_("The content that will appear in sent emails"))
-    enabled = models.BooleanField(_('enabled'),
-                                  help_text=_("Activate/Deactivate your auto reply"))
+    subject = models.CharField(
+        _('subject'), max_length=255,
+        help_text=_("The subject that will appear in sent emails")
+    )
+    content = models.TextField(
+        _('content'),
+        help_text=_("The content that will appear in sent emails")
+    )
+    enabled = models.BooleanField(
+        _('enabled'),
+        help_text=_("Activate/Deactivate your auto reply")
+    )
     untildate = models.DateField()
 
+
 class ARhistoric(models.Model):
     armessage = models.ForeignKey(ARmessage)
     last_sent = models.DateTimeField(auto_now=True)
diff --git a/modoboa/extensions/postfix_autoreply/views.py b/modoboa/extensions/postfix_autoreply/views.py
index 8fa347d4b..2766d533e 100644
--- a/modoboa/extensions/postfix_autoreply/views.py
+++ b/modoboa/extensions/postfix_autoreply/views.py
@@ -1,17 +1,14 @@
 # coding: utf-8
 from datetime import date
-from django.http import HttpResponse
-from django.contrib.auth.decorators \
-    import login_required
-from django.contrib import messages
-from django.core.urlresolvers import reverse
+from django.contrib.auth.decorators import login_required
 from django.utils.translation import ugettext as _
 from modoboa.lib.webutils import (
-    ajax_simple_response, ajax_response, _render_to_string
+    ajax_simple_response, _render_to_string
 )
-from modoboa.lib.decorators import needs_mailbox
-from forms import *
-from models import *
+from modoboa.extensions.admin.lib import needs_mailbox
+from modoboa.extensions.admin.models import Mailbox
+from .forms import ARmessageForm
+from .models import ARmessage
 
 
 @login_required
diff --git a/modoboa/lib/decorators.py b/modoboa/lib/decorators.py
deleted file mode 100644
index 4dba8f235..000000000
--- a/modoboa/lib/decorators.py
+++ /dev/null
@@ -1,22 +0,0 @@
-# coding: utf-8
-"""
-:mod:`decorators` --- common decorators
----------------------------------------
-"""
-from functools import wraps
-from exceptions import NeedsMailboxException
-
-def needs_mailbox():
-    """Check if the current user owns at least one mailbox
-
-    Some applications (the webmail for example) need a mailbox to
-    work.
-    """
-    def decorator(f):
-        @wraps(f)
-        def wrapped_f(request, *args, **kwargs):
-            if request.user.has_mailbox:
-                return f(request, *args, **kwargs)
-            raise NeedsMailboxException()
-        return wrapped_f
-    return decorator
diff --git a/modoboa/lib/exceptions.py b/modoboa/lib/exceptions.py
index 39505abf0..026b72bd7 100644
--- a/modoboa/lib/exceptions.py
+++ b/modoboa/lib/exceptions.py
@@ -6,9 +6,11 @@
 """
 from django.utils.translation import ugettext as _
 
+
 class ModoboaException(Exception):
     pass
 
+
 class PermDeniedException(ModoboaException):
     def __init__(self, msg=None):
         self.msg = msg
@@ -17,7 +19,3 @@ class PermDeniedException(ModoboaException):
         if self.msg:
             return _("Permission denied: %s" % self.msg)
         return _("Permission denied")
-
-class NeedsMailboxException(ModoboaException):
-    pass
-                              
diff --git a/modoboa/urls.py b/modoboa/urls.py
index d929f9195..8c85d6060 100644
--- a/modoboa/urls.py
+++ b/modoboa/urls.py
@@ -1,7 +1,7 @@
 from django.conf.urls import patterns, include, url
 from django.conf import settings
 from modoboa.core.extensions import exts_pool
-from modoboa.lib import parameters
+from modoboa.lib import parameters, events
 from modoboa.core import load_settings
 
 load_settings()
@@ -25,7 +25,13 @@ urlpatterns = patterns('',
     (r'^user/$', 'modoboa.core.views.user.index'),
     (r'^user/preferences/$', 'modoboa.core.views.user.preferences'),
     (r'^user/profile/$', 'modoboa.core.views.user.profile'),
+)
 
+urlpatterns += patterns('',
+    *events.raiseQueryEvent("ExtraUprefsRoutes")
+)
+
+urlpatterns += patterns('',
     *exts_pool.load_all()
 )