diff --git a/detection/backdoor_detection.py b/detection/backdoor_detection.py
index e50963c..e0c6398 100644
--- a/detection/backdoor_detection.py
+++ b/detection/backdoor_detection.py
@@ -198,7 +198,8 @@ def main():
     # 如果未指定输出文件，则输出到 stdout；否则写入文件
     if args.pickle:
         pickleDataDetection(args.pickle, output_file)
-    process_path(args.path, output_format, args.mode, output_file)
+    else:
+        process_path(args.path, output_format, args.mode, output_file)
 
 
 if __name__ == "__main__":