diff --git a/facho/model/fields/many2one.py b/facho/model/fields/many2one.py
index 1f6670c..0ead219 100644
--- a/facho/model/fields/many2one.py
+++ b/facho/model/fields/many2one.py
@@ -1,23 +1,21 @@
 from .field import Field
 
 class Many2One(Field):
-    def __init__(self, model, setter=None, namespace=None):
+    def __init__(self, model, name=None, setter=None, namespace=None):
         self.model = model
         self.setter = setter
         self.namespace = namespace
-
-    def __set_name__(self, owner, name):
-        self.name = name
+        self.field_name = name
 
     def __get__(self, inst, cls):
         if inst is None:
             return self
         assert self.name is not None
-        return self._create_model(inst)
+        return self._create_model(inst, name=self.field_name)
         
     def __set__(self, inst, value):
         assert self.name is not None
-        inst_model = self._create_model(inst, model=self.model)
+        inst_model = self._create_model(inst, name=self.field_name, model=self.model)
 
         # si hay setter manual se ejecuta
         # de lo contrario se asigna como texto del elemento
diff --git a/facho/model/fields/model.py b/facho/model/fields/model.py
index 7ae217a..ad48212 100644
--- a/facho/model/fields/model.py
+++ b/facho/model/fields/model.py
@@ -1,11 +1,13 @@
 from .field import Field
+import warnings
 
 class Model(Field):
     def __init__(self, model, name=None, namespace=None):
         self.model = model
         self.namespace = namespace
         self.field_name = name
-
+        warnings.warn('deprecated use Many2One instead')
+        
     def __get__(self, inst, cls):
         if inst is None:
             return self
diff --git a/tests/test_model.py b/tests/test_model.py
index fb2a30c..220a4ec 100644
--- a/tests/test_model.py
+++ b/tests/test_model.py
@@ -103,13 +103,28 @@ def test_field_model():
     class Person(facho.model.Model):
         __name__ = 'Person'
 
-        id = fields.Model(ID)
+        id = fields.Many2One(ID)
 
     person = Person()
     person.id = ID()
     person.id = 33
     assert "<Person><ID>33</ID></Person>" == person.to_xml()
 
+def test_field_multiple_model():
+    class ID(facho.model.Model):
+        __name__ = 'ID'
+        
+    class Person(facho.model.Model):
+        __name__ = 'Person'
+
+        id = fields.Many2One(ID)
+        id2 = fields.Many2One(ID)
+
+    person = Person()
+    person.id = 33
+    person.id2 = 44
+    assert "<Person><ID>33</ID><ID>44</ID></Person>" == person.to_xml()
+
 def test_field_model_failed_initialization():
     class ID(facho.model.Model):
         __name__ = 'ID'
@@ -117,7 +132,7 @@ def test_field_model_failed_initialization():
     class Person(facho.model.Model):
         __name__ = 'Person'
 
-        id = fields.Model(ID)
+        id = fields.Many2One(ID)
 
 
     person = Person()
@@ -131,7 +146,7 @@ def test_field_model_with_custom_name():
     class Person(facho.model.Model):
         __name__ = 'Person'
 
-        id = fields.Model(ID, name='DID')
+        id = fields.Many2One(ID, name='DID')
 
 
     person = Person()
@@ -147,7 +162,7 @@ def test_field_model_default_initialization_with_attributes():
     class Person(facho.model.Model):
         __name__ = 'Person'
 
-        id = fields.Model(ID)
+        id = fields.Many2One(ID)
 
     person = Person()
     person.id = 33
@@ -189,7 +204,7 @@ def test_field_model_with_namespace():
         __namespace__ = {
             "facho": "http://lib.facho.cyou" 
         }
-        id = fields.Model(ID, namespace="facho")
+        id = fields.Many2One(ID, namespace="facho")
 
 
     person = Person()
@@ -203,7 +218,7 @@ def test_field_hook_before_xml():
     class Person(facho.model.Model):
         __name__ = 'Person'
 
-        hash = fields.Model(Hash)
+        hash = fields.Many2One(Hash)
 
         def __before_xml__(self):
             self.hash = "calculate"