diff --git a/pkg/strategy/rsmaker/strategy.go b/pkg/strategy/rsmaker/strategy.go
index b3db11c0b..3233fa3d5 100644
--- a/pkg/strategy/rsmaker/strategy.go
+++ b/pkg/strategy/rsmaker/strategy.go
@@ -36,11 +36,6 @@ func init() {
 	bbgo.RegisterStrategy(ID, &Strategy{})
 }
 
-type State struct {
-	Position    *types.Position   `json:"position,omitempty"`
-	ProfitStats types.ProfitStats `json:"profitStats,omitempty"`
-}
-
 type BollingerSetting struct {
 	types.IntervalWindow
 	BandWidth float64 `json:"bandWidth"`
@@ -149,8 +144,6 @@ type Strategy struct {
 	orderExecutor *bbgo.GeneralOrderExecutor
 	book          *types.StreamOrderBook
 
-	state *State
-
 	groupID uint32
 
 	// defaultBoll is the BOLLINGER indicator we used for predicting the price.