diff --git a/zoo/zoo_nanterre/qf.py b/zoo/zoo_nanterre/qf.py
index 73e866e..44f81ce 100644
--- a/zoo/zoo_nanterre/qf.py
+++ b/zoo/zoo_nanterre/qf.py
@@ -64,8 +64,8 @@ class QF(object):
         if response:
             for qf in response:
                 try:
-                    qf['annee_imposition'] = force_text(int(re.findall('(\d+)', qf['libelle'])[0]) - 1)
-                except:
+                    qf['annee_imposition'] = force_text(int(re.findall(r'(\d+)', qf['libelle'])[0]) - 1)
+                except Exception:
                     qf['annee_imposition'] = 'inconnue'
         return response, error