diff --git a/flask_app/routes/upload.py b/flask_app/routes/upload.py
index a80a37c..7f155bd 100644
--- a/flask_app/routes/upload.py
+++ b/flask_app/routes/upload.py
@@ -1,6 +1,5 @@
 # flask_app/routes/upload.py
 import multiprocessing
-import urllib.parse
 from flask import Blueprint, request, jsonify,g
 import json
 import os
@@ -59,7 +58,7 @@ def zbparse():                               #大解析
         logger.info("Received JSON data: " + str(received_data))
         file_url = g.file_url
         zb_type = g.zb_type
-        file_name = urllib.parse.unquote(file_url).split('/')[-1]
+        file_name = os.path.basename(file_url.split('?')[0])
         logger.info(f"Starting parsing file: {file_name}")
         try:
             logger.info("starting parsing url:" + file_url)
@@ -94,7 +93,7 @@ def process_and_stream(file_url, zb_type):
     filename = "ztbfile"
     downloaded_filename = os.path.join(output_folder, filename)
     start_time = time.time()
-    file_name = urllib.parse.unquote(file_url).split('/')[-1]
+    file_name = os.path.basename(file_url.split('?')[0])
     try:
         downloaded_filepath, file_type = download_file(file_url, downloaded_filename, True)
         if not downloaded_filepath or file_type == 4: