diff --git a/lib/tx.js b/lib/tx.js
index ca2e7333..b35fccdd 100644
--- a/lib/tx.js
+++ b/lib/tx.js
@@ -69,6 +69,7 @@ function customerHistory (customerId, thresholdDays) {
     FROM cash_in_txs txIn
     WHERE txIn.customer_id = $1
     AND txIn.created > now() - interval $2
+    AND fiat > 0
     UNION
     SELECT txOut.id, txOut.created, txOut.fiat, 'cashOut' AS direction
     FROM cash_out_txs txOut