diff --git a/SrcJyAlist.js b/SrcJyAlist.js
index f5f1e87c..21de5fb5 100644
--- a/SrcJyAlist.js
+++ b/SrcJyAlist.js
@@ -970,6 +970,7 @@ function getAliUrl(share_id, file_id, alitoken) {
     let signature;
     let public_key;
     if(typeof(justTestSign)!="undefined"){
+      java.lang.Thread.sleep(2000);
       let getaliecc = justTestSign('5dde4e1bdf9e4966b387ba58f4b3fdc3',deviceId,userId);
       signature = getaliecc.split('##')[0];
       public_key = getaliecc.split('##')[1];