diff --git a/cotisations/views.py b/cotisations/views.py
index e3ae3dcd..801c7ea3 100644
--- a/cotisations/views.py
+++ b/cotisations/views.py
@@ -59,7 +59,7 @@ def create_cotis(vente, user, duration, date_start=False):
     if date_start:
         end_adhesion = Cotisation.objects.filter(vente__in=Vente.objects.filter(facture__in=Facture.objects.filter(user=user).exclude(valid=False))).filter(date_start__lt=date_start).aggregate(Max('date_end'))['date_end__max']
     else:
-        end_adhesion = user.end_adhesion
+        end_adhesion = user.end_adhesion()
     date_start = date_start or timezone.now()
     end_adhesion = end_adhesion or date_start
     date_max = max(end_adhesion, date_start)
@@ -116,7 +116,7 @@ def new_facture(request, userid):
                     if art_item.cleaned_data['article'].iscotisation:
                         create_cotis(new_vente, user, art_item.cleaned_data['article'].duration*art_item.cleaned_data['quantity'])
             if any(art_item.cleaned_data['article'].iscotisation for art_item in articles if art_item.cleaned_data):
-                messages.success(request, "La cotisation a été prolongée pour l'adhérent %s jusqu'au %s" % (user.name, user.end_adhesion) )
+                messages.success(request, "La cotisation a été prolongée pour l'adhérent %s jusqu'au %s" % (user.pseudo, user.end_adhesion()) )
             else:
                 messages.success(request, "La facture a été crée")
             return redirect("/users/profil/" + userid)
diff --git a/machines/models.py b/machines/models.py
index 6ff6bd6d..e2a0eb09 100644
--- a/machines/models.py
+++ b/machines/models.py
@@ -106,7 +106,7 @@ class Interface(models.Model):
         """ Renvoie si une interface doit avoir accès ou non """
         machine = self.machine
         user = self.machine.user
-        return machine.active and user.has_access
+        return machine.active and user.has_access()
 
     def mac_bare(self):
         return str(EUI(self.mac_address, dialect=mac_bare)).lower()
diff --git a/users/models.py b/users/models.py
index e0477a1d..544de914 100644
--- a/users/models.py
+++ b/users/models.py
@@ -247,14 +247,12 @@ class User(AbstractBaseUser):
     def is_infra(self):
         return self.has_right('infra')
 
-    @cached_property
     def end_adhesion(self):
         date_max = Cotisation.objects.filter(vente__in=Vente.objects.filter(facture__in=Facture.objects.filter(user=self).exclude(valid=False))).aggregate(models.Max('date_end'))['date_end__max']
         return date_max
 
-    @cached_property
     def is_adherent(self):
-        end = self.end_adhesion
+        end = self.end_adhesion()
         if not end:
             return False
         elif end < timezone.now():
@@ -296,25 +294,23 @@ class User(AbstractBaseUser):
         else:
             return True
 
-    @cached_property
     def has_access(self):
         """ Renvoie si un utilisateur a accès à internet """
         return self.state == User.STATE_ACTIVE \
-            and not self.is_ban and (self.is_adherent or self.is_whitelisted)
+            and not self.is_ban and (self.is_adherent() or self.is_whitelisted)
 
-    @cached_property
     def end_access(self):
         """ Renvoie la date de fin normale d'accès (adhésion ou whiteliste)"""
-        if not self.end_adhesion:
+        if not self.end_adhesion():
             if not self.end_whitelist:
                 return None
             else:
                 return self.end_whitelist
         else:
             if not self.end_whitelist:
-                return self.end_adhesion
+                return self.end_adhesion()
             else:        
-                return max(self.end_adhesion, self.end_whitelist)
+                return max(self.end_adhesion(), self.end_whitelist)
 
     @cached_property
     def solde(self):
@@ -356,7 +352,7 @@ class User(AbstractBaseUser):
         if base:
             user_ldap.name = self.pseudo
             user_ldap.sn = self.pseudo
-            user_ldap.dialupAccess = str(self.has_access)
+            user_ldap.dialupAccess = str(self.has_access())
             user_ldap.home_directory = '/home/' + self.pseudo
             user_ldap.mail = self.email
             user_ldap.given_name = str(self.surname).lower() + '_' + str(self.name).lower()[:3]
@@ -370,7 +366,7 @@ class User(AbstractBaseUser):
             else:
                 user_ldap.shadowexpire = None
         if access_refresh:
-            user_ldap.dialupAccess = str(self.has_access)
+            user_ldap.dialupAccess = str(self.has_access())
         if mac_refresh:
             user_ldap.macs = [inter.mac_bare() for inter in Interface.objects.filter(machine__in=Machine.objects.filter(user=self))]
         user_ldap.save()