diff --git a/chyoso_toolkit_ui.py b/chyoso_toolkit_ui.py
index c470678..6438b64 100644
--- a/chyoso_toolkit_ui.py
+++ b/chyoso_toolkit_ui.py
@@ -174,10 +174,11 @@ def run_ocr(image):
 
     # 调用 OCR 命令
     command = [
+        "sudo", "-u", "tmfc",
         "/home/tmfc/miniconda3/envs/got/bin/python3", "/home/tmfc/apps/got-ocr/GOT/demo/run_ocr_2.0_crop.py",
         "--model-name", "/home/tmfc/apps/got-ocr/models/",
         "--image-file", image_path,
-        "> /home/tmfc/apps/got-ocr/img.txt"
+        ">", "/home/tmfc/apps/got-ocr/img.txt"
     ]
 
     try: