diff --git a/lib/cash-out/cash-out-low.js b/lib/cash-out/cash-out-low.js
index 210270af..2772374f 100644
--- a/lib/cash-out/cash-out-low.js
+++ b/lib/cash-out/cash-out-low.js
@@ -8,7 +8,7 @@ const toObj = helper.toObj
 
 const UPDATEABLE_FIELDS = ['txHash', 'txVersion', 'status', 'dispense', 'dispenseConfirmed',
   'notified', 'redeem', 'phone', 'error', 'swept', 'publishedAt', 'confirmedAt', 'errorCode',
-  'receivedCryptoAtoms', 'walletScore' ]
+  'receivedCryptoAtoms', 'walletScore', 'customerId' ]
 
 module.exports = {upsert, update, insert}