diff --git a/api/services/conversation_service.py b/api/services/conversation_service.py
index d76981a23..4f3dd3c76 100644
--- a/api/services/conversation_service.py
+++ b/api/services/conversation_service.py
@@ -103,10 +103,10 @@ class ConversationService:
     @classmethod
     def _build_filter_condition(cls, sort_field: str, sort_direction: Callable, reference_conversation: Conversation):
         field_value = getattr(reference_conversation, sort_field)
-        if sort_direction == desc:
+        if sort_direction is desc:
             return getattr(Conversation, sort_field) < field_value
-        else:
-            return getattr(Conversation, sort_field) > field_value
+
+        return getattr(Conversation, sort_field) > field_value
 
     @classmethod
     def rename(
@@ -147,7 +147,7 @@ class ConversationService:
                 app_model.tenant_id, message.query, conversation.id, app_model.id
             )
             conversation.name = name
-        except:
+        except Exception:
             pass
 
         db.session.commit()