diff --git a/lib/trader.js b/lib/trader.js
index c71fc92e..e6b0405c 100644
--- a/lib/trader.js
+++ b/lib/trader.js
@@ -82,8 +82,7 @@ Trader.prototype._consolidateTrades = function () {
 Trader.prototype._purchase = function (trade) {
   var self = this;
   var rate = self.rate(trade.currency);
-  self.tradeExchange.purchase(trade.satoshis, rate, function (err) {
-    console.dir(arguments);
+  self.tradeExchange.purchase(trade.satoshis, rate.rate, function (err) {
     // XXX: don't ignore purchase errors
     self.pollBalance();
   });