diff --git a/gestion/gen_confs/adherents.py b/gestion/gen_confs/adherents.py
index 1bcb1060..ca8b3436 100644
--- a/gestion/gen_confs/adherents.py
+++ b/gestion/gen_confs/adherents.py
@@ -176,9 +176,17 @@ class home:
 
                 ### Redirection
                 if mail_redirect:
-                    file(home + '/.forward', 'w').write(mail_redirect + '\n')
+                    write_in_forward = True
+
+                    # On vérifie s'il y a déjà un .forward
+                    if os.path.exists(os.path.join(home, ".forward")):
+                        write_in_forward = False
+                    if write_in_forward:
+                        with open(os.path.join(home + '.forward'), 'w') as forward_file:
+                            forward_file.write(mail_redirect + '\n')
+
                     os.chown(home + '/.forward', int(uid), gid)
-                    os.chmod(home + '/.forward', 0604)
+                    os.chmod(home + '/.forward', 0600)
 		### Owncloud dans le home
                 if not os.path.exists(home + '/OwnCloud'):
                     os.mkdir(home + '/OwnCloud')