diff --git a/utils/super/json.go b/utils/super/json.go
index 5f505b5e..70e375e5 100644
--- a/utils/super/json.go
+++ b/utils/super/json.go
@@ -46,3 +46,8 @@ func MarshalIndentJSON(v interface{}, prefix, indent string) []byte {
 	}
 	return b
 }
+
+// MarshalToTargetWithJSON 将对象转换为目标对象
+func MarshalToTargetWithJSON(src, dest interface{}) error {
+	return json.Unmarshal(MarshalJSON(src), dest)
+}
diff --git a/utils/times/period.go b/utils/times/period.go
index 48ba21ce..1bf769cb 100644
--- a/utils/times/period.go
+++ b/utils/times/period.go
@@ -13,12 +13,7 @@ func NewPeriod(start, end time.Time) Period {
 
 // NewPeriodWindow 创建一个特定长度的时间窗口
 func NewPeriodWindow(t time.Time, size time.Duration) Period {
-	var start time.Time
-	if size < time.Minute {
-		start = t
-	} else {
-		start = t.Truncate(time.Minute)
-	}
+	start := t.Truncate(size)
 	end := start.Add(size)
 	return Period{start, end}
 }