diff --git a/safesite/edu/views.py b/safesite/edu/views.py
index 45b269f5..5240a680 100644
--- a/safesite/edu/views.py
+++ b/safesite/edu/views.py
@@ -48,7 +48,8 @@ def upload(req):
     filepath = os.path.join(user_upload_folder, file_name)
     filepath = filepath.replace('\\','/')
     with open( filepath, 'wb') as f:
-        f.write(req.FILES['mf'].read())
+        for i in req.FILES['mf'].chunks():
+            f.write(i)
     return JsonResponse({"code":1,"filename":file_name,"filepath":filepath})
 #查询
 def selectDate(req):