diff --git a/openerp/addons/test_new_api/tests/test_onchange.py b/openerp/addons/test_new_api/tests/test_onchange.py
index 88e481c3052..9876d631044 100644
--- a/openerp/addons/test_new_api/tests/test_onchange.py
+++ b/openerp/addons/test_new_api/tests/test_onchange.py
@@ -307,7 +307,12 @@ class TestOnChange(common.TransactionCase):
 
         # When one2many domain contains non-computed field, things are ok
         self.assertEqual(result['value']['important_messages'],
-                         [(5,)] + [(4, msg.id) for msg in discussion.important_messages])
+                         [(5,)] + [(1, msg.id, {
+                                    'name': msg.name,
+                                    'body': msg.body,
+                                    'author': (msg.author.id, msg.author.display_name),
+                                    'size': msg.size
+                                    }) for msg in discussion.important_messages])
 
         # But here with commit 5676d81, we get value of: [(2, email.id)]
         self.assertEqual(
diff --git a/openerp/fields.py b/openerp/fields.py
index 6ccc6325f83..635d5db10ad 100644
--- a/openerp/fields.py
+++ b/openerp/fields.py
@@ -1915,9 +1915,8 @@ class One2many(_RelationalMulti):
     _column_limit = property(attrgetter('limit'))
 
     def convert_to_onchange(self, value, fnames=None):
-        if fnames:
-            # do not serialize self's inverse field
-            fnames = [name for name in fnames if name != self.inverse_name]
+        fnames = set(fnames or value.fields_view_get()['fields'])
+        fnames.discard(self.inverse_name)
         return super(One2many, self).convert_to_onchange(value, fnames)