diff --git a/ENI2/DetailViewControls/ArrivalNotificationDetailControl.xaml b/ENI2/DetailViewControls/ArrivalNotificationDetailControl.xaml
index c5c86ffe..fdb65659 100644
--- a/ENI2/DetailViewControls/ArrivalNotificationDetailControl.xaml
+++ b/ENI2/DetailViewControls/ArrivalNotificationDetailControl.xaml
@@ -84,7 +84,7 @@
                                 <DataGridTextColumn.Binding>
                                     <Binding Path="BunkerFuelQuantity_TNE" Mode="TwoWay">
                                         <Binding.ValidationRules>
-                                            <util:NumberValidationRule MaxValue="10000" ValidationStep="UpdatedValue"/>
+                                            <util:NumberValidationRule MaxValue="10000"/>
                                         </Binding.ValidationRules>
                                     </Binding>
                                 </DataGridTextColumn.Binding>