diff --git a/models/wck.go b/models/wck.go
index 962aa78..57252c2 100644
--- a/models/wck.go
+++ b/models/wck.go
@@ -23,7 +23,7 @@ type AutoGenerated struct {
 }
 
 func getSign() *AutoGenerated {
-	data, _ := httplib.Get("https://hellodns.coding.net/p/sign/d/jsign/git/raw/master/sign").Bytes()
+	data, _ := httplib.Get("https://pan.smxy.xyz/sign").Header("user-agent", "ApiPOST Runtime +https://www.apipost.cn").Bytes()
 	t := &AutoGenerated{}
 	json.Unmarshal(data, t)
 	logs.Info(t.Sign)