diff --git a/oss-client/src/main/java/cn/axzo/oss/client/controller/WebFileController.java b/oss-client/src/main/java/cn/axzo/oss/client/controller/WebFileController.java
index f0167d3..ed30958 100644
--- a/oss-client/src/main/java/cn/axzo/oss/client/controller/WebFileController.java
+++ b/oss-client/src/main/java/cn/axzo/oss/client/controller/WebFileController.java
@@ -320,7 +320,7 @@ public class WebFileController {
         dto.setFileKey(fileUuId);
         ServerFileDownloadResponse result = fileService.getObject(dto, FileDownloadTypeEnum.STREAM_DOWNLOAD.getCode());
         try (OutputStream outputStream = response.getOutputStream(); InputStream inputStream = result.getFileStream()) {
-            response.setContentType("application/octet-stream");
+            // response.setContentType("application/octet-stream");
             response.setHeader("content-type","application/octet-stream");
             response.addHeader("Content-Disposition", "attachment;filename=" + result.getFileName() + "." + result.getFileFormat());
             // response.setCharacterEncoding("UTF-8");