diff -r 79ff784cd8af -r 7f6b5f023884 schemas/bootstrap.py
--- a/schemas/bootstrap.py	Fri Sep 11 18:01:36 2015 +0200
+++ b/schemas/bootstrap.py	Fri Sep 11 18:05:38 2015 +0200
@@ -19,7 +19,7 @@
 """
 
 __docformat__ = "restructuredtext en"
-_ = unicode
+from cubicweb import _
 
 from yams.buildobjs import (EntityType, RelationType, RelationDefinition, Bytes,
                             SubjectRelation, RichString, String, Boolean, Int)