diff --git a/ruoyi-modules/ruoyi-resource/src/main/java/com/ruoyi/resource/service/impl/SysOssServiceImpl.java b/ruoyi-modules/ruoyi-resource/src/main/java/com/ruoyi/resource/service/impl/SysOssServiceImpl.java
index b649598d7..b963ef980 100644
--- a/ruoyi-modules/ruoyi-resource/src/main/java/com/ruoyi/resource/service/impl/SysOssServiceImpl.java
+++ b/ruoyi-modules/ruoyi-resource/src/main/java/com/ruoyi/resource/service/impl/SysOssServiceImpl.java
@@ -108,7 +108,7 @@ public class SysOssServiceImpl implements ISysOssService {
         }
         FileUtils.setAttachmentResponseHeader(response, sysOss.getOriginalName());
         response.setContentType(MediaType.APPLICATION_OCTET_STREAM_VALUE + "; charset=UTF-8");
-        OssClient storage = OssFactory.instance();
+        OssClient storage = OssFactory.instance(sysOss.getService());
         try(InputStream inputStream = storage.getObjectContent(sysOss.getUrl())) {
             int available = inputStream.available();
             IoUtil.copy(inputStream, response.getOutputStream(), available);