diff --git a/modules/creditdunord/pages.py b/modules/creditdunord/pages.py
index bbf0912b5e61c3e38b651b9b2477c66cb1dd9547..3ba01344463491cae71d13dc1bb18f8af9e6f590 100755
--- a/modules/creditdunord/pages.py
+++ b/modules/creditdunord/pages.py
@@ -43,6 +43,7 @@
 from weboob.tools.capabilities.bank.investments import is_isin_valid
 from weboob.tools.captcha.virtkeyboard import GridVirtKeyboard
 from weboob.tools.compat import quote, unicode
+from weboob.tools.misc import to_unicode
 from weboob.tools.json import json
 
 
@@ -484,7 +485,7 @@ def params_from_js(self, text):
             args[input.attrib['name']] = input.attrib.get('value', '')
 
         for i, key in enumerate(self.ARGS):
-            args[key] = unicode(l[self.ARGS.index(key)]).encode(self.browser.ENCODING)
+            args[key] = to_unicode(l[self.ARGS.index(key)])
 
         args['PageDemandee'] = 1
         args['PagePrecedente'] = 1