diff --git a/README.md b/README.md
index 09686d7..b53c789 100644
--- a/README.md
+++ b/README.md
@@ -90,10 +90,6 @@ bureau
     media | Can add borrowed item
     media | Can change borrowed item
     media | Can delete borrowed item
-    users | Can view adhesion
-    users | Can add adhesion
-    users | Can change adhesion
-    users | Can delete adhesion
     users | Can view user
     users | Can add user
     users | Can change user
diff --git a/users/admin.py b/users/admin.py
index e8d3a7c..6849ef6 100644
--- a/users/admin.py
+++ b/users/admin.py
@@ -13,12 +13,7 @@ from reversion.admin import VersionAdmin
 from med.admin import admin_site
 
 from .forms import UserCreationAdminForm
-from .models import Adhesion, User
-
-
-class AdhesionAdmin(VersionAdmin):
-    list_display = ('starting_in', 'ending_in')
-    autocomplete_fields = ('members',)
+from .models import User
 
 
 class IsMemberFilter(admin.SimpleListFilter):
@@ -31,12 +26,7 @@ class IsMemberFilter(admin.SimpleListFilter):
         )
 
     def queryset(self, request, queryset):
-        value = self.value()
-        if value == 'Yes':
-            # Get current membership year and list all members
-            last_adh_year = Adhesion.objects.all().order_by('starting_in') \
-                .reverse().first()
-            return last_adh_year.members
+        # FIXME Replace with imported Note Kfet memberships
         return queryset
 
 
@@ -88,9 +78,8 @@ class UserAdmin(VersionAdmin, BaseUserAdmin):
         """
         Get current membership year and check if user is there
         """
-        last_adh_year = Adhesion.objects.all().order_by('starting_in') \
-            .reverse().first()
-        is_member = last_adh_year and obj in last_adh_year.members.all()
+        # FIXME Use NK20
+        is_member = True
         if is_member:
             return format_html(
                 '<img src="/static/admin/img/icon-yes.svg" alt="True">'
@@ -108,4 +97,3 @@ class UserAdmin(VersionAdmin, BaseUserAdmin):
 
 
 admin_site.register(User, UserAdmin)
-admin_site.register(Adhesion, AdhesionAdmin)
diff --git a/users/migrations/0042_delete_adhesion.py b/users/migrations/0042_delete_adhesion.py
new file mode 100644
index 0000000..a6a12c8
--- /dev/null
+++ b/users/migrations/0042_delete_adhesion.py
@@ -0,0 +1,16 @@
+# Generated by Django 2.2.17 on 2021-10-23 12:48
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('users', '0041_auto_20200923_2030'),
+    ]
+
+    operations = [
+        migrations.DeleteModel(
+            name='Adhesion',
+        ),
+    ]
diff --git a/users/models.py b/users/models.py
index acea90d..3b5cf51 100644
--- a/users/models.py
+++ b/users/models.py
@@ -42,31 +42,5 @@ class User(AbstractUser):
 
     @property
     def is_member(self):
-        last_year = Adhesion.objects.all().order_by(
-            'starting_in').reverse().first()
-        return last_year and self in last_year.members.all()
-
-
-class Adhesion(models.Model):
-    starting_in = models.IntegerField(
-        verbose_name=_('starting in'),
-        help_text=_('Year in which the membership year starts.'),
-        unique=True,
-    )
-    ending_in = models.IntegerField(
-        verbose_name=_('ending in'),
-        help_text=_('Year in which the membership year ends.'),
-        unique=True,
-    )
-    members = models.ManyToManyField(
-        'User',
-        verbose_name=_('members'),
-        blank=True,
-    )
-
-    class Meta:
-        verbose_name = _('membership year')
-        verbose_name_plural = _('membership years')
-
-    def __str__(self):
-        return f"{self.starting_in} - {self.ending_in}"
+        # FIXME Use NK20
+        return True
diff --git a/users/urls.py b/users/urls.py
index 00fb9e5..457e218 100644
--- a/users/urls.py
+++ b/users/urls.py
@@ -9,5 +9,4 @@ from . import views
 app_name = 'users'
 urlpatterns = [
     url(r'^edit_info/$', views.edit_info, name='edit-info'),
-    url(r'^adherer/(?P<userid>[0-9]+)$', views.adherer, name='adherer'),
 ]
diff --git a/users/views.py b/users/views.py
index 1673ce0..0f5b17a 100644
--- a/users/views.py
+++ b/users/views.py
@@ -3,7 +3,7 @@
 # SPDX-License-Identifier: GPL-3.0-or-later
 
 from django.contrib import messages
-from django.contrib.auth.decorators import login_required, permission_required
+from django.contrib.auth.decorators import login_required
 from django.contrib.auth.models import Group
 from django.db import transaction
 from django.shortcuts import redirect, render
@@ -12,7 +12,7 @@ from django.utils.translation import ugettext_lazy as _
 from rest_framework import viewsets
 from reversion import revisions as reversion
 from users.forms import BaseInfoForm
-from users.models import Adhesion, User
+from users.models import User
 
 from .serializers import GroupSerializer, UserSerializer
 
@@ -44,27 +44,6 @@ def edit_info(request):
     }, 'users/user.html', request)
 
 
-@login_required
-@permission_required('users.add_adhesion')
-def adherer(request, userid):
-    try:
-        users = User.objects.get(pk=userid)
-    except User.DoesNotExist:
-        messages.error(request, "Utilisateur inexistant")
-        return redirect("admin:users_user_changelist")
-    adh_year = Adhesion.objects.all().order_by('starting_in').reverse().first()
-    if not adh_year:
-        messages.error(request, "Année d'adhésion non définie")
-        return redirect("admin:users_user_changelist")
-    with transaction.atomic(), reversion.create_revision():
-        reversion.set_user(request.user)
-        adh_year.members.add(users)
-        adh_year.save()
-        reversion.set_comment("Adhesion de %s" % users)
-    messages.success(request, "Adhesion effectuee")
-    return redirect("admin:users_user_changelist")
-
-
 class UserViewSet(viewsets.ModelViewSet):
     """
     API endpoint that allows users to be viewed or edited.