diff --git a/lib/cash-out-tx.js b/lib/cash-out-tx.js
index 49d315aa..96352510 100644
--- a/lib/cash-out-tx.js
+++ b/lib/cash-out-tx.js
@@ -189,13 +189,12 @@ function preProcess (tx, newTx, pi) {
 }
 
 function postProcess (txVector, pi) {
-  const [oldTx, newTx] = txVector
-
-  if (!oldTx) pi.sell(newTx)
+  const [, newTx] = txVector
 
   if (newTx.dispensed && !newTx.bills) {
     return pi.buildCartridges()
     .then(cartridges => {
+      pi.sell(newTx)
       return _.set('bills', billMath.makeChange(cartridges.cartridges, newTx.fiat), newTx)
     })
   }