diff --git a/backtesting.go b/backtesting.go
index 0e81942..f470f0a 100644
--- a/backtesting.go
+++ b/backtesting.go
@@ -69,7 +69,7 @@ func Backtest(trader *Trader) {
 			}
 		})
 		profit := stats.Dated.Float("Profit", -1)
-		profitFactor := stats.Dated.Float("Profit", -1) / maxDrawdown
+		profitFactor := profit / maxDrawdown
 		maxDrawdownPct := 100 * maxDrawdown / stats.Dated.Float("Equity", 0)
 
 		// Print a summary of the statistics to the console.
diff --git a/trader.go b/trader.go
index 563c475..2a0d1ab 100644
--- a/trader.go
+++ b/trader.go
@@ -38,7 +38,7 @@ type TradeStat struct {
 	Exit  bool    // Exit is true if the trade was to exit a previous position.
 }
 
-// Performance (financial) reporting and statistics.
+// Financial performance reporting and statistics.
 type TraderStats struct {
 	Dated             *Frame
 	returnsThisCandle float64