diff --git a/modules/googletranslate/backend.py b/modules/googletranslate/backend.py
index c7880fd8..eea5ebf1 100644
--- a/modules/googletranslate/backend.py
+++ b/modules/googletranslate/backend.py
@@ -39,8 +39,8 @@ class GoogleTranslateBackend(BaseBackend, ICapTranslate):
 
     def translate(self, lan_from, lan_to, text):
         translation = Translation(0)
-        translation.lang_src = lan_from
-        translation.lang_dst = lan_to
+        translation.lang_src = unicode(lan_from)
+        translation.lang_dst = unicode(lan_to)
         translation.text = self.browser.translate(lan_from, lan_to, text)
 
         if translation.text is None:
diff --git a/modules/googletranslate/test.py b/modules/googletranslate/test.py
new file mode 100644
index 00000000..936bfbe3
--- /dev/null
+++ b/modules/googletranslate/test.py
@@ -0,0 +1,32 @@
+# -*- CODing: utf-8 -*-
+
+# Copyright(C) 2010-2011 Romain Bignon
+#
+# This file is part of weboob.
+#
+# weboob is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# weboob is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with weboob. If not, see <http://www.gnu.org/licenses/>.
+
+
+from weboob.tools.test import BackendTest
+
+
+__all__ = ['GoogleTranslateTest']
+
+
+class GoogleTranslateTest(BackendTest):
+    BACKEND = 'googletranslate'
+
+    def test_translate(self):
+        tr = self.backend.translate('fr', 'en', 'je mange du chocolat')
+        self.assertTrue(tr.text == u'I eat chocolate')