diff --git a/gestion/ldap_crans.py b/gestion/ldap_crans.py
index e0c5bdcf..f4606095 100755
--- a/gestion/ldap_crans.py
+++ b/gestion/ldap_crans.py
@@ -3356,6 +3356,9 @@ class Facture(BaseClasseCrans):
             for art in self._articles():
                 s += 0.035 * art['nombre'] * art['pu']
 
+            # arrondissage-tronquage
+            s = float(int(s*100)/100.0)
+            
             # ajoute à la liste d'articles de frais
             arts.append( {'code':'FRAIS','designation':'Frais de tansaction PayPal','nombre':1,'pu':round(s,2)} )