diff --git a/sa-admin/src/main/java/net/lab1024/sa/admin/module/app/file/controller/OSSFileController.java b/sa-admin/src/main/java/net/lab1024/sa/admin/module/app/file/controller/OSSFileController.java
index a884e52..c92d6a3 100644
--- a/sa-admin/src/main/java/net/lab1024/sa/admin/module/app/file/controller/OSSFileController.java
+++ b/sa-admin/src/main/java/net/lab1024/sa/admin/module/app/file/controller/OSSFileController.java
@@ -46,7 +46,7 @@ public class OSSFileController {
     public ResponseDTO<OSSPolicyVO> getOSSPolicy(@PathVariable int type){
         OSSFileTypeEnum ossFileType = OSSFileTypeEnum.getByVal(type);
         Long requestUserId = SmartRequestUtil.getRequestUserId();
-        String dir = "/" +ossFileType.getDesc() + File.separator;
+        String dir = "/" +ossFileType.getDesc() + File.separator + "images/";
         // callbackUrl为 上传回调服务器的URL，请将下面的IP和Port配置为您自己的真实信息。
         OSSClient client = new OSSClient(endpoint, accessKey, secretKey);
         try {