diff --git a/py/iptv-cv2-check.py b/py/iptv-cv2-check.py
index 00b6d29..7792513 100644
--- a/py/iptv-cv2-check.py
+++ b/py/iptv-cv2-check.py
@@ -620,8 +620,7 @@ def check_and_write_file(input_file, output_file, keywords):
                     out_file.write(line)
                     extracted_lines = True
     # 如果没有提取到任何关键词，则不保留输出文件
-    #if not extracted_lines:
-    if file_size < 800: 
+    if not extracted_lines:
         os.remove(output_file)  # 删除空的输出文件        
         print(f"未提取到关键词，{output_file} 已被删除。")
     else: