diff --git a/src/server/conf/charge/ChargeCfg.go b/src/server/conf/charge/ChargeCfg.go
index dbc71d1d..1e234aee 100644
--- a/src/server/conf/charge/ChargeCfg.go
+++ b/src/server/conf/charge/ChargeCfg.go
@@ -109,9 +109,8 @@ func GetWeeklyInfoAll() map[int]gamedata.WeeklyDiscountInfo {
 	if err != nil {
 		return nil
 	}
-	var r map[int]interface{}
-	var res = make(map[int]gamedata.WeeklyDiscountInfo)
-	json.Unmarshal([]byte(gamedata.GetStringValue(data, "Value")), &r)
+	r := data["Value"].([]interface{})
+	res := make(map[int]gamedata.WeeklyDiscountInfo)
 	for _, v := range r {
 		v1 := v.(map[string]interface{})
 		Id := GoUtil.Int(v1["Id"])