diff --git a/lib/cash-in-tx.js b/lib/cash-in-tx.js
index f66e7270..4f93c447 100644
--- a/lib/cash-in-tx.js
+++ b/lib/cash-in-tx.js
@@ -25,7 +25,7 @@ function post (tx, pi) {
   return db.tx(transaction)
   .then(txVector => {
     const [, newTx] = txVector
-    postProcess(txVector, pi)
+    return postProcess(txVector, pi)
     .then(changes => update(newTx, changes))
   })
 }