diff --git a/gestioncof/forms.py b/gestioncof/forms.py
index 3a519a39..7e36fb92 100644
--- a/gestioncof/forms.py
+++ b/gestioncof/forms.py
@@ -10,7 +10,6 @@ from django.contrib.auth.models import User
 from django.forms.widgets import RadioSelect, CheckboxSelectMultiple
 from django.forms.formsets import BaseFormSet, formset_factory
 from django.db.models import Max
-from django.core.validators import MinLengthValidator
 
 from gestioncof.models import CofProfile, EventCommentValue, \
     CalendarSubscription, Club
@@ -203,9 +202,6 @@ class RegistrationUserForm(forms.ModelForm):
         super(RegistrationUserForm, self).__init__(*args, **kw)
         self.fields['username'].help_text = ""
 
-    def force_long_username(self):
-        self.fields['username'].validators = [MinLengthValidator(9)]
-
     class Meta:
         model = User
         fields = ("username", "first_name", "last_name", "email")
diff --git a/gestioncof/migrations/0011_longer_clippers.py b/gestioncof/migrations/0011_longer_clippers.py
new file mode 100644
index 00000000..631d0ea8
--- /dev/null
+++ b/gestioncof/migrations/0011_longer_clippers.py
@@ -0,0 +1,19 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('gestioncof', '0010_delete_custommail'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='cofprofile',
+            name='login_clipper',
+            field=models.CharField(verbose_name='Login clipper', blank=True, max_length=32),
+        ),
+    ]
diff --git a/gestioncof/models.py b/gestioncof/models.py
index 2215b296..7a8a2577 100644
--- a/gestioncof/models.py
+++ b/gestioncof/models.py
@@ -38,7 +38,9 @@ TYPE_COMMENT_FIELD = (
 @python_2_unicode_compatible
 class CofProfile(models.Model):
     user = models.OneToOneField(User, related_name="profile")
-    login_clipper = models.CharField("Login clipper", max_length=8, blank=True)
+    login_clipper = models.CharField(
+        "Login clipper", max_length=32, blank=True
+    )
     is_cof = models.BooleanField("Membre du COF", default=False)
     num = models.IntegerField("Numéro d'adhérent", blank=True, default=0)
     phone = models.CharField("Téléphone", max_length=20, blank=True)
diff --git a/gestioncof/views.py b/gestioncof/views.py
index 944d9dc2..b53a9e08 100644
--- a/gestioncof/views.py
+++ b/gestioncof/views.py
@@ -384,7 +384,6 @@ def registration_form2(request, login_clipper=None, username=None,
     elif not login_clipper:
         # new user
         user_form = RegistrationPassUserForm()
-        user_form.force_long_username()
         profile_form = RegistrationProfileForm()
         event_formset = EventFormset(events=events, prefix='events')
         clubs_form = ClubsForm()
@@ -427,12 +426,10 @@ def registration(request):
                 user_form = RegistrationUserForm(request_dict, instance=member)
                 if member.profile.login_clipper:
                     login_clipper = member.profile.login_clipper
-                else:
-                    user_form.force_long_username()
             except User.DoesNotExist:
-                user_form.force_long_username()
+                pass
         else:
-            user_form.force_long_username()
+            pass
 
         # -----
         # Validation des formulaires
diff --git a/kfet/forms.py b/kfet/forms.py
index 7acd0880..e4afaa09 100644
--- a/kfet/forms.py
+++ b/kfet/forms.py
@@ -3,7 +3,6 @@
 from decimal import Decimal
 from django import forms
 from django.core.exceptions import ValidationError
-from django.core.validators import MinLengthValidator
 from django.contrib.auth.models import User, Group, Permission
 from django.contrib.contenttypes.models import ContentType
 from django.forms import modelformset_factory
@@ -105,21 +104,16 @@ class CofRestrictForm(CofForm):
     class Meta(CofForm.Meta):
         fields = ['departement']
 
-class UserForm(forms.ModelForm):
-    def __init__(self, *args, **kwargs):
-        from_clipper = kwargs.pop('from_clipper', False)
-        new_user = kwargs.get('instance') is None and not from_clipper
-        super(UserForm, self).__init__(*args, **kwargs)
-        if new_user:
-            self.fields['username'].validators = [MinLengthValidator(9)]
 
+class UserForm(forms.ModelForm):
     class Meta:
-        model  = User
+        model = User
         fields = ['username', 'first_name', 'last_name', 'email']
         help_texts = {
             'username': ''
         }
 
+
 class UserRestrictForm(UserForm):
     class Meta(UserForm.Meta):
         fields = ['first_name', 'last_name']