--- a/web/views/idownloadable.py	Fri Sep 11 18:01:36 2015 +0200
+++ b/web/views/idownloadable.py	Fri Sep 11 18:05:38 2015 +0200
@@ -20,7 +20,7 @@
 =====================================================
 """
 __docformat__ = "restructuredtext en"
-_ = unicode
+from cubicweb import _
 
 from six.moves import range