diff --git a/openerp/tests/test_db_cursor.py b/openerp/tests/test_db_cursor.py
index e9737547619..dba1cf47b64 100644
--- a/openerp/tests/test_db_cursor.py
+++ b/openerp/tests/test_db_cursor.py
@@ -9,8 +9,8 @@ import common
 DB = common.DB
 ADMIN_USER_ID = common.ADMIN_USER_ID
 
-def cursor():
-    return openerp.modules.registry.RegistryManager.get(DB).db.cursor()
+def registry():
+    return openerp.modules.registry.RegistryManager.get(DB)
 
 
 class test_cr_execute(unittest2.TestCase):
@@ -21,12 +21,12 @@ class test_cr_execute(unittest2.TestCase):
         """
         Try to use iterable but non-list or int params in query parameters.
         """
-        cr = cursor()
-        with self.assertRaises(ValueError):
-            cr.execute("SELECT id FROM res_users WHERE login=%s", 'admin')
-        with self.assertRaises(ValueError):
-            cr.execute("SELECT id FROM res_users WHERE id=%s", 1)
-        with self.assertRaises(ValueError):
-            cr.execute("SELECT id FROM res_users WHERE id=%s", '1')
+        with registry().cursor(auto_commit=False) as cr:
+            with self.assertRaises(ValueError):
+                cr.execute("SELECT id FROM res_users WHERE login=%s", 'admin')
+            with self.assertRaises(ValueError):
+                cr.execute("SELECT id FROM res_users WHERE id=%s", 1)
+            with self.assertRaises(ValueError):
+                cr.execute("SELECT id FROM res_users WHERE id=%s", '1')
 
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