diff --git a/apps/worker/worker_app/tasks/viral_video.py b/apps/worker/worker_app/tasks/viral_video.py
index f261717ba..d379aa631 100644
--- a/apps/worker/worker_app/tasks/viral_video.py
+++ b/apps/worker/worker_app/tasks/viral_video.py
@@ -789,6 +789,7 @@ def _analyze_single_image(
             # 不是 XML 也不是 dict：尝试当作纯 JSON 字符串再解析一次
             try:
                 import json as _j2
+
                 _jd = _j2.loads(raw)
                 if isinstance(_jd, dict):
                     return _normalize(_jd, source)