The PO Line Distribution that the application creates for Prepayment is having the PO Charge account

Hello,

In a Complex Purchase Order, on entering an Advance amount on the PO Line, the application creates a separate distribution line for the advance amount. The distribution GL account for this line, that the application creates is the same as the PO Charge account.  Should this not be the Prepayment account?  Since we match the Prepayment Invoice with this PO Line, the charge account distribution on the Invoice is taken from the PO line, which is the PO charge account. Therefore the amount of advance is not accounted in the Prepayment account at all. This is misleading, as the Prepayment