diff --git a/pkg/report/profit_stats_tracker.go b/pkg/report/profit_stats_tracker.go
index 7330cf16f..1f61cacd6 100644
--- a/pkg/report/profit_stats_tracker.go
+++ b/pkg/report/profit_stats_tracker.go
@@ -25,8 +25,8 @@ func (p *ProfitStatsTracker) Subscribe(session *bbgo.ExchangeSession, symbol str
 	session.Subscribe(types.KLineChannel, symbol, types.SubscribeOptions{Interval: p.Interval})
 }
 
-// InitOld is for backward capability. ps is the ProfitStats of the strategy, Market is the strategy Market
-func (p *ProfitStatsTracker) InitOld(market types.Market, ps **types.ProfitStats, ts *types.TradeStats) {
+// InitLegacy is for backward capability. ps is the ProfitStats of the strategy, Market is the strategy Market
+func (p *ProfitStatsTracker) InitLegacy(market types.Market, ps **types.ProfitStats, ts *types.TradeStats) {
 	p.Market = market
 
 	if *ps == nil {
@@ -46,7 +46,7 @@ func (p *ProfitStatsTracker) InitOld(market types.Market, ps **types.ProfitStats
 // Init initialize the tracker with the given Market
 func (p *ProfitStatsTracker) Init(market types.Market, ts *types.TradeStats) {
 	ps := types.NewProfitStats(p.Market)
-	p.InitOld(market, &ps, ts)
+	p.InitLegacy(market, &ps, ts)
 }
 
 func (p *ProfitStatsTracker) Bind(session *bbgo.ExchangeSession, tradeCollector *core.TradeCollector) {
diff --git a/pkg/strategy/supertrend/strategy.go b/pkg/strategy/supertrend/strategy.go
index ea5764a77..a0942b064 100644
--- a/pkg/strategy/supertrend/strategy.go
+++ b/pkg/strategy/supertrend/strategy.go
@@ -358,7 +358,7 @@ func (s *Strategy) Run(ctx context.Context, orderExecutor bbgo.OrderExecutor, se
 	// Setup profit tracker
 	if s.ProfitStatsTracker != nil {
 		if s.ProfitStatsTracker.CurrentProfitStats == nil {
-			s.ProfitStatsTracker.InitOld(s.Market, &s.ProfitStats, s.TradeStats)
+			s.ProfitStatsTracker.InitLegacy(s.Market, &s.ProfitStats, s.TradeStats)
 		}
 
 		// Add strategy parameters to report