diff --git a/backend/agenteval/web/app.py b/backend/agenteval/web/app.py
index eb58d1b..8e9cdd9 100644
--- a/backend/agenteval/web/app.py
+++ b/backend/agenteval/web/app.py
@@ -54,10 +54,11 @@ def _supplement_decision_logs(session) -> int:
     Returns:
         补录的决策日志条数。
     """
+    from sqlmodel import select
+
     from agenteval.intelligent_eval.decision_logs import create_decision_log
     from agenteval.intelligent_eval.models import IntelligentEvalStatus
     from agenteval.storage.db import IntelligentEvalDB, IntelligentEvalDecisionLogDB, IntelligentEvalSessionDB
-    from sqlmodel import select
 
     evals = session.exec(
         select(IntelligentEvalDB).where(IntelligentEvalDB.status == IntelligentEvalStatus.EXECUTING.value)
diff --git a/tests/integration/test_intelligent_eval_scan_scheduler.py b/tests/integration/test_intelligent_eval_scan_scheduler.py
index 359f385..5564658 100644
--- a/tests/integration/test_intelligent_eval_scan_scheduler.py
+++ b/tests/integration/test_intelligent_eval_scan_scheduler.py
@@ -112,9 +112,9 @@ def test_trigger_worker_msg_has_execute_semantics(monkeypatch):
 
 def test_supplement_execute_session_log(monkeypatch, db_session):
     """Executing eval with deficit and no execute_session log → platform backfills."""
+    import agenteval.web.app as app_mod
     from agenteval.intelligent_eval.models import IntelligentEvalStatus
     from agenteval.storage.db import IntelligentEvalDB
-    import agenteval.web.app as app_mod
 
     ev = IntelligentEvalDB(
         name="supp-eval", target_id="t1",
@@ -131,9 +131,9 @@ def test_supplement_execute_session_log(monkeypatch, db_session):
 
 def test_supplement_start_analysis_log(monkeypatch, db_session):
     """Executing eval with all sessions completed and no start_analysis → backfill."""
+    import agenteval.web.app as app_mod
     from agenteval.intelligent_eval.models import IntelligentEvalStatus
     from agenteval.storage.db import IntelligentEvalDB, IntelligentEvalSessionDB, utc_now
-    import agenteval.web.app as app_mod
 
     ev = IntelligentEvalDB(
         name="supp-eval2", target_id="t1",