diff --git a/MangoServer/src/auto_test/auto_system/service/save_minio.py b/MangoServer/src/auto_test/auto_system/service/save_minio.py
index 2ae902a3..fbfb2586 100644
--- a/MangoServer/src/auto_test/auto_system/service/save_minio.py
+++ b/MangoServer/src/auto_test/auto_system/service/save_minio.py
@@ -20,6 +20,8 @@ if IS_MINIO:
 
 
 class SaveMinio:
+    _lifecycle_set = False  # 类变量，跟踪是否已设置生命周期规则
+
     def __init__(self, directory_name="screenshot"):
         self.client = Minio(
             MINIO_STORAGE_ENDPOINT,
@@ -51,7 +53,10 @@ class SaveMinio:
                 tmp_file.write(chunk)
             temp_file_path = tmp_file.name
         try:
-            self.client.set_bucket_lifecycle(MINIO_STORAGE_MEDIA_BUCKET_NAME, self.lifecycle_config)
+            # 只在第一次调用时设置生命周期规则
+            if not SaveMinio._lifecycle_set:
+                self.client.set_bucket_lifecycle(MINIO_STORAGE_MEDIA_BUCKET_NAME, self.lifecycle_config)
+                SaveMinio._lifecycle_set = True
             # 上传文件到MinIO
             self.client.fput_object(
                 MINIO_STORAGE_MEDIA_BUCKET_NAME,
@@ -64,4 +69,4 @@ class SaveMinio:
         except Exception as e:
             if os.path.exists(temp_file_path):
                 os.unlink(temp_file_path)
-            raise MangoServerError(*ERROR_MSG_0004)
+            raise MangoServerError(*ERROR_MSG_0004)
\ No newline at end of file
diff --git a/README.md b/README.md
index 254da074..d70eebe2 100644
--- a/README.md
+++ b/README.md
@@ -60,7 +60,7 @@
 
 
 ## 📝 版权声明
-VERSION = 5.8.7
+VERSION = 5.8.8
 版权所有 © 2022 by 芒果味
 
 ---