diff --git a/gestion/chgpass.py b/gestion/chgpass.py
index ed6e2d3f..d5a109e9 100755
--- a/gestion/chgpass.py
+++ b/gestion/chgpass.py
@@ -25,7 +25,6 @@ import lc_ldap.attributs
 import lc_ldap.objets
 import gestion.mail as mail_module
 
-encoding = getattr(sys.stdout, 'encoding', "UTF-8")
 current_user = os.getenv("SUDO_USER") or os.getenv("USER") or os.getenv("LOGNAME") or getpass.getuser()
 
 def check_password(password, no_cracklib=False, dialog=False):
@@ -101,7 +100,7 @@ def check_password(password, no_cracklib=False, dialog=False):
                         msg = affich_tools.coul(msg, 'rouge', dialog=dialog)
                     return True, msg
                 except ValueError as e:
-                    msg += str(e).decode('utf-8')
+                    msg += str(e).decode(config.in_encoding)
 
                     if dialog:
                         msg = affich_tools.coul(msg, 'rouge', dialog=dialog)
@@ -127,7 +126,7 @@ def change_password(ldap, login=None, verbose=False, no_cracklib=False, **args):
     if login is None:
         login = current_user
     if type(login) == str:
-        login = login.decode(encoding)
+        login = login.decode(config.in_encoding)
     login = lc_ldap.crans_utils.escape(login)
     query = ldap.search(u"(uid=%s)" % login, mode="w")
     if not query:
@@ -139,7 +138,7 @@ def change_password(ldap, login=None, verbose=False, no_cracklib=False, **args):
             user['userPassword'] = [lc_ldap.crans_utils.hash_password("test").decode('ascii')]
             user.cancel()
         except EnvironmentError as e:
-            affich_tools.cprint(str(e).decode(encoding), "rouge")
+            affich_tools.cprint(str(e).decode(config.in_encoding), "rouge")
 
             # Génération d'un mail
             From = 'roots@crans.org'
@@ -149,7 +148,7 @@ To: %s
 Subject: Tentative de changement de mot de passe !
 
 Tentative de changement du mot de passe de %s par %s.
-""" % (From, To , login.encode(encoding), current_user)
+""" % (From, To , login.encode(config.out_encoding), current_user)
 
             # Envoi mail
             with mail_module.ServerConnection() as conn: