Invoice Validation Program Updating PO Line Locations All

Hi Experts,

We have a business case here where the PO_line_Locations_all is getting updated every  hour as soon as the Invoice validation program is run. We have scheduled the Invoice validation for every 1 Hr.

The match option on the PO is Purchase Order.The AP team creates an Invoice before the PO is received since the Match Option is PO. Once the Invoice is created the Billed Qty column gets updated in the PO line locations all. Now the Invoice validation program is scheduled for every 1 Hr the PO Lines Locations is also getting updated but with no changes on the PO line locations all. The last updated Date & Time is getting update. The business ask is the Last Updated Date & Time should not get updated as there was no change on