diff --git a/muk_fields_file/models/base.py b/muk_fields_file/models/base.py
index 81583c8..bfea049 100644
--- a/muk_fields_file/models/base.py
+++ b/muk_fields_file/models/base.py
@@ -31,7 +31,6 @@ class Base(models.AbstractModel):
 
     _inherit = "base"
 
-    @api.multi
     def unlink(self):
         for name in self._fields:
             field = self._fields[name]