diff --git a/models/step_train.go b/models/step_train.go
index 4262acf..1236b97 100644
--- a/models/step_train.go
+++ b/models/step_train.go
@@ -7,6 +7,7 @@ type StepStrideFreq struct {
 	TrainId      uint   `gorm:"column:train_id; index" json:"trainId"` // 外键关联训练记录[4](@ref)
 	Time         int64  `gorm:"type:bigint" json:"time"`               // 保持与前端一致的毫秒时间戳[3](@ref)
 	Value        int    `gorm:"type:int" json:"value"`
+	Count        int    `gorm:"type:int" json:"count"`
 	PredictValue int    `gorm:"type:int" json:"predictValue"`
 	Identifier   string `gorm:"uniqueIndex;type:varchar(255)" json:"identifier"`
 }