diff --git a/openerp/modules/registry.py b/openerp/modules/registry.py
index 385056fecce..ef6aaf19d5a 100644
--- a/openerp/modules/registry.py
+++ b/openerp/modules/registry.py
@@ -79,7 +79,7 @@ class Registry(Mapping):
         self._any_cache_cleared = False
 
         cr = self.cursor()
-        has_unaccent = openerp.modules._db.has_unaccent(cr)
+        has_unaccent = openerp.modules.db.has_unaccent(cr)
         if openerp.tools.config['unaccent'] and not has_unaccent:
             _logger.warning("The option --unaccent was given but no unaccent() function was found in database.")
         self.has_unaccent = openerp.tools.config['unaccent'] and has_unaccent