diff --git a/utils/typeconv.go b/utils/typeconv.go
index c1b76479..e81d978d 100644
--- a/utils/typeconv.go
+++ b/utils/typeconv.go
@@ -335,6 +335,10 @@ func IsTimeZero(timeValue time.Time) bool {
 	return timeValue == DefaultTimeValue || timeValue == ZeroTimeValue
 }
 
+func IsPtrTimeZero(timePtr *time.Time) bool {
+	return timePtr == nil || *timePtr == DefaultTimeValue || *timePtr == ZeroTimeValue
+}
+
 func HTTPBody2Values(data []byte, needDecode bool) (url.Values, error) {
 	bodyStr := string(data)
 	if needDecode {