Netprice wrongly updated in EKPO-NETPR

Dear Sir,

I have created a po & i enterd netprice 100 then system is showing me net price 100.000 because three decimal place is maintained currency omr .

Now when i see in table EKPO-NETPR it showing 1000.00

so pleaase guide me how to update same value from po to ekpo table for netprice field.

thanks