diff --git a/source/app/models/main.py b/source/app/models/main.py
index b333597..70cf1f1 100644
--- a/source/app/models/main.py
+++ b/source/app/models/main.py
@@ -7579,7 +7579,7 @@ class Tickets(BaseModel):
         return '\n'.join([r.notas for r in rows])
 
     @utils.run_in_thread
-    def _update_inventory(cls, ticket, cancel=False, user=None):
+    def _update_inventory(cls, id_ticket, cancel=False, user=None):
         warehouse = None
         try:
             warehouse = user.sucursal.warehouse
@@ -7588,13 +7588,14 @@ class Tickets(BaseModel):
 
         products = (TicketsDetalle
             .select()
-            .where(TicketsDetalle.ticket==ticket.id)
+            .where(TicketsDetalle.ticket==id_ticket)
         )
         for p in products:
             if p.producto.inventario:
                 cant = Decimal(p.cantidad)
                 if cancel:
                     cant *= -1
+                    warehouse = p.warehouse
                 p.producto.existencia -= cant
                 p.producto.save()
 
@@ -7626,7 +7627,7 @@ class Tickets(BaseModel):
             obj.total = totals['total']
             obj.save()
 
-            cls._update_inventory(cls, obj, user=user)
+            cls._update_inventory(cls, obj.id, user=user)
 
         row = {
             'id': obj.id,
@@ -7900,17 +7901,13 @@ class Tickets(BaseModel):
         )
         return query
 
-    def _update_inventory_if_cancel(self, id):
-        products = TicketsDetalle.select().where(TicketsDetalle.ticket==id)
-        for p in products:
-            if p.producto.inventario:
-                p.producto.existencia += p.cantidad
-                p.producto.save()
-
-
-
-
-        return
+    # ~ def _update_inventory_if_cancel(self, id):
+        # ~ products = TicketsDetalle.select().where(TicketsDetalle.ticket==id)
+        # ~ for p in products:
+            # ~ if p.producto.inventario:
+                # ~ p.producto.existencia += p.cantidad
+                # ~ p.producto.save()
+        # ~ return
 
     @classmethod
     def cancel(cls, values, user):
@@ -7922,12 +7919,12 @@ class Tickets(BaseModel):
 
         id = int(values['id'])
         msg = 'Ticket cancelado correctamente'
-        u = {'cancelado': True, 'estatus': 'Cancelado'}
+        fields = {'cancelado': True, 'estatus': 'Cancelado'}
         with database_proxy.atomic() as txn:
-            obj = Tickets.update(**u).where(Tickets.id==id)
+            obj = Tickets.update(**fields).where(Tickets.id==id)
             result = bool(obj.execute())
             if result:
-                cls._update_inventory_if_cancel(cls, id)
+                cls._update_inventory(cls, id, True, user)
         row = {'estatus': 'Cancelado'}
         return {'ok': result, 'row': row, 'msg': msg}