diff --git a/cotisations/forms.py b/cotisations/forms.py
index e3c38f7a..f8b8afba 100644
--- a/cotisations/forms.py
+++ b/cotisations/forms.py
@@ -34,6 +34,7 @@ class NewFactureForm(ModelForm):
         self.fields['cheque'].label = 'Numero de chèque'
         self.fields['banque'].empty_label = "Non renseigné"
         self.fields['paiement'].empty_label = "Séléctionner un moyen de paiement"
+        self.fields['paiement'].widget.attrs['data-cheque'] = Paiement.objects.filter(type_paiement=1).first().id
 
     class Meta:
         model = Facture
diff --git a/cotisations/models.py b/cotisations/models.py
index b716f836..a25ed445 100644
--- a/cotisations/models.py
+++ b/cotisations/models.py
@@ -172,6 +172,11 @@ class Paiement(models.Model):
     def clean(self):
         self.moyen = self.moyen.title()
 
+    def save(self, *args, **kwargs):
+        if Paiement.objects.filter(type_paiement=1).count() > 1:
+            raise ValidationError("On ne peut avoir plusieurs mode de paiement chèque")
+        super(Paiement, self).save(*args, **kwargs)
+
 class Cotisation(models.Model):
     PRETTY_NAME = "Cotisations"
 
diff --git a/cotisations/templates/cotisations/aff_article.html b/cotisations/templates/cotisations/aff_article.html
index 11644c8b..b756f746 100644
--- a/cotisations/templates/cotisations/aff_article.html
+++ b/cotisations/templates/cotisations/aff_article.html
@@ -36,7 +36,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
         <tr>
             <td>{{ article.name }}</td>
             <td>{{ article.prix }}</td>
-            <td>{{ article.cotisation }}</td>
+            <td>{{ article.iscotisation }}</td>
             <td>{{ article.duration }}</td>
             <td class="text-right">
             {% if is_trez %}
diff --git a/cotisations/templates/cotisations/new_facture.html b/cotisations/templates/cotisations/new_facture.html
index 416ba14f..2dfa52c2 100644
--- a/cotisations/templates/cotisations/new_facture.html
+++ b/cotisations/templates/cotisations/new_facture.html
@@ -109,9 +109,9 @@ with this program; if not, write to the Free Software Foundation, Inc.,
     }
 
     function set_cheque_info_visibility(){
-        var paiement = document.getElementById("id_paiement");
-        var visible = paiement.value != '' &&
-            paiement.children[paiement.value].dataset['type'] == 'check';
+        var visible = document.getElementById("id_paiement").value == document.getElementById("id_paiement").getAttribute('data-cheque');
+        p = document.getElementById("id_paiement")
+        console.log(p);
         var display = 'none';
         if (visible) {
             display = 'block';