diff --git a/utils/sign.go b/utils/sign.go
index 68ef661..af04932 100644
--- a/utils/sign.go
+++ b/utils/sign.go
@@ -34,14 +34,12 @@ func VerifySignature(paramsMap map[string]interface{}, receivedTimestamp, receiv
 		currentTime := time.Now().Unix() * 1000
 
 		timestamp, err := strconv.ParseInt(receivedTimestamp, 10, 64)
-		fmt.Println(currentTime)
-		fmt.Println(timestamp)
 
 		if err != nil {
 			return errors.New("签名错误")
 		}
 
-		if currentTime-timestamp > 1500 {
+		if currentTime-timestamp > 5000 {
 			return errors.New("签名超时")
 		}
 	}