diff --git a/hr_contract_signature/models/hr_contract.py b/hr_contract_signature/models/hr_contract.py
index 6a45da64..ef544709 100755
--- a/hr_contract_signature/models/hr_contract.py
+++ b/hr_contract_signature/models/hr_contract.py
@@ -13,7 +13,6 @@ class HrContract(models.Model):
     signature_date = fields.Date()
 
     @api.onchange('signature_date')
-    @api.one
     def onchange_signature_date(self):
         if self.signature_date:
             self.contract_signed = True