diff --git a/services/hermes_analyst_service.py b/services/hermes_analyst_service.py
index 773e36c..ff594b6 100644
--- a/services/hermes_analyst_service.py
+++ b/services/hermes_analyst_service.py
@@ -120,7 +120,7 @@ class HermesAnalystService:
                 None, self._call_hermes_intent, message
             )
         except Exception as e:
-            logger.error(
+            logger.warning(
                 f"[Hermes.handle_l1] run_in_executor 例外，降級規則引擎"
                 f"（{type(e).__name__}: {e}）",
                 exc_info=True,