diff --git a/photo_review/photo_review.py b/photo_review/photo_review.py
index 89c59e0..fc27915 100644
--- a/photo_review/photo_review.py
+++ b/photo_review/photo_review.py
@@ -434,7 +434,7 @@ def main():
         phhds = session.query(ZxPhhd.pk_phhd).filter(ZxPhhd.exsuccess_flag == '1').limit(PHHD_BATCH_SIZE).all()
         # 将状态改为正在识别中
         for phhd in phhds:
-            phhd.exsuccess_flag = 2
+            phhd.exsuccess_flag = '2'
         session.commit()
         session.close()
         if phhds: