diff --git a/sanguo_trader/persistence.py b/sanguo_trader/persistence.py
index 85e15da..141b2ad 100644
--- a/sanguo_trader/persistence.py
+++ b/sanguo_trader/persistence.py
@@ -78,8 +78,10 @@ def save_account(db_path: str, account: dict[str, Any]) -> int:
                 account.get("stamp_duty_rate", 0.0005),
                 account.get("transfer_fee_rate", 0.00001),
                 account.get("min_commission", 5.0),
-                account.get("status", "pending"), account.get("start_date"),
-                account.get("end_date"), _now(), _now(),
+                account.get("status", "pending"),
+                account.get("start_date") or account.get("start"),
+                account.get("end_date") or account.get("end"),
+                _now(), _now(),
             ),
         )
         conn.commit()