diff --git a/apps/api/app/services/edit_plan_service.py b/apps/api/app/services/edit_plan_service.py
index b3dfc0743..5d3c90c90 100755
--- a/apps/api/app/services/edit_plan_service.py
+++ b/apps/api/app/services/edit_plan_service.py
@@ -236,9 +236,7 @@ class EditPlanService:
             elif plan.status in (EditPlanStatus.COMPLETED, EditPlanStatus.FAILED):
                 plan.resume_editing()
             else:
-                raise ValueError(
-                    f"无法从 {plan.status} 切换到 {target_status}"
-                )
+                raise ValueError(f"无法从 {plan.status} 切换到 {target_status}")
             result = self._plan_repo.update(plan)
             logger.info(
                 "状态流转: plan_id=%s %s → %s",