diff --git a/__pycache__/recepcion.cpython-39.opt-1.pyc b/__pycache__/recepcion.cpython-39.opt-1.pyc
index 6351248..f1192a0 100644
Binary files a/__pycache__/recepcion.cpython-39.opt-1.pyc and b/__pycache__/recepcion.cpython-39.opt-1.pyc differ
diff --git a/recepcion.py b/recepcion.py
index 32edcf4..639a242 100644
--- a/recepcion.py
+++ b/recepcion.py
@@ -1,9 +1,9 @@
 # This file is part of Tryton.  The COPYRIGHT file at the top level of
 # this repository contains the full copyright notices and license terms.
-from trytond.model import (ModelView, ModelSQL, fields)
+from trytond.model import (ModelView, ModelSQL, fields,Workflow)
 from datetime import datetime
 
-class Recepcion(ModelView,ModelSQL):
+class Recepcion(ModelView,ModelSQL,Workflow):
     "recepcion"
     __name__="taller.recepcion"
     tercero =fields.Many2One("party.party","Tercero" )
@@ -11,11 +11,32 @@ class Recepcion(ModelView,ModelSQL):
     referencia=fields.Char("Referencia")
     fecha_entrada=fields.DateTime("Fecha y hora de entrada")
     descripcion=fields.Text("Descripcion")
-    estado= fields.Selection([("borrador","Borrador"),("registrado","Registrado")],"Estado")
+    state= fields.Selection([("borrador","Borrador"),("registrado","Registrado")],"Estado")
+    
+
+    @classmethod
+    def __setup__(cls):
+        super(Recepcion,cls).__setup__()
+        cls._transitions=({("borrador","registrado"),("registrado","borrador")})
+        cls._buttons.update({"registrado":{},"borrador":{} })
+    
+    @classmethod
+    @ModelView.button
+    @Workflow.transition("registrado")
+    def registrado(cls, records):
+        pass
+
+    @classmethod
+    @ModelView.button
+    @Workflow.transition("borrador")
+    def borrador(cls, records):
+        pass
+
+
     @classmethod
     def default_fecha_entrada(cls):
         return datetime.now()
 
     @classmethod
-    def default_estado(cls):
+    def default_state(cls):
         return "borrador"
diff --git a/recepcion.xml b/recepcion.xml
index 5fd43aa..e93d328 100644
--- a/recepcion.xml
+++ b/recepcion.xml
@@ -8,5 +8,15 @@ this repository contains the full copyright notices and license terms. -->
 		<field name="type">form</field>
 		<field name="name">recepcion_form</field>
 	</record>
-	</data>
+	<record model="ir.model.button" id="registrado_recepcion_button">
+		<field name="name">registrado</field>
+		<field name="string">Registrado</field>
+		<field name="model" search="[('model','=','taller.recepcion')]"/>
+	</record>
+	<record model="ir.model.button" id="borrador_recepcion_button">
+		<field name="name">borrador</field>
+		<field name="string">Borrador</field>
+		<field name="model" search="[('model','=','taller.recepcion')]"/>
+	</record>
+</data>
 </tryton>
diff --git a/view/recepcion_form.xml b/view/recepcion_form.xml
index bef5bf0..cb4ae32 100644
--- a/view/recepcion_form.xml
+++ b/view/recepcion_form.xml
@@ -15,8 +15,9 @@ this repository contains the full copyright notices and license terms. -->
 	<newline/>
 	<label name="descripcion"/>
 	<field name="descripcion"/>
-	<label name="estado"/>
-	<field name="estado"/>
-
+	<label name="state"/>
+	<field name="state"/>
+	<button name="registrado"/>	
+	<button name="borrador"/>
 
 </form>