diff --git a/deluge/ui/web/server.py b/deluge/ui/web/server.py
index 8eee2882e..a6c1152fd 100644
--- a/deluge/ui/web/server.py
+++ b/deluge/ui/web/server.py
@@ -34,7 +34,6 @@
 #
 
 import os
-import pwd
 import time
 import locale
 import shutil
@@ -165,9 +164,7 @@ class Upload(resource.Resource):
                 'files': []
             })
 
-        tempdir = os.path.join(tempfile.gettempdir(), "delugeweb-%s" % pwd.getpwuid(os.getuid()).pw_name)
-        if not os.path.isdir(tempdir):
-            os.mkdir(tempdir)
+        tempdir = tempfile.mkdtemp(prefix="delugeweb-")
 
         filenames = []
         for upload in request.args.get("file"):