diff --git a/config/support.yaml b/config/support.yaml
index 3f45bb2b2..b0f1eefbd 100644
--- a/config/support.yaml
+++ b/config/support.yaml
@@ -15,7 +15,7 @@ sessions:
 
 backtest:
   startTime: "2021-09-01"
-  endTime: "2021-09-30"
+  endTime: "2021-11-01"
   sessions:
   - binance
   symbols:
diff --git a/pkg/bbgo/config.go b/pkg/bbgo/config.go
index dd3c8ad17..8a2eeb3e6 100644
--- a/pkg/bbgo/config.go
+++ b/pkg/bbgo/config.go
@@ -131,7 +131,6 @@ func (b *Backtest) GetAccount(n string) BacktestAccount {
 }
 
 type BacktestAccount struct {
-	// TODO: MakerFeeRate should replace the commission fields
 	MakerFeeRate fixedpoint.Value `json:"makerFeeRate,omitempty" yaml:"makerFeeRate,omitempty"`
 	TakerFeeRate fixedpoint.Value `json:"takerFeeRate,omitempty" yaml:"takerFeeRate,omitempty"`