diff --git a/api-admin/src/main/java/com/glxp/sale/admin/idc/controller/IdcController.java b/api-admin/src/main/java/com/glxp/sale/admin/idc/controller/IdcController.java
index 5a41b38..514426e 100644
--- a/api-admin/src/main/java/com/glxp/sale/admin/idc/controller/IdcController.java
+++ b/api-admin/src/main/java/com/glxp/sale/admin/idc/controller/IdcController.java
@@ -90,8 +90,10 @@ public class IdcController {
     public void downloadFile(HttpServletResponse response,@RequestParam String fileName) throws UnsupportedEncodingException {
     	if (fileName != null) {
     	   response.setHeader("Content-disposition", "attachment; filename=" + URLEncoder.encode(fileName, "UTF-8"));
+    	   response.setContentType("application/octet-stream");
+    	   idcService.downloadFile(fileName, response);
     	}
-    	idcService.downloadFile(fileName, response);
+    	
     }