diff --git a/api/core/workflow/nodes/answer/entities.py b/api/core/workflow/nodes/answer/entities.py
index e38a60111d..871a965e5d 100644
--- a/api/core/workflow/nodes/answer/entities.py
+++ b/api/core/workflow/nodes/answer/entities.py
@@ -3,8 +3,9 @@ from enum import Enum
 
 from pydantic import BaseModel, Field
 
-from core.workflow.nodes.base import BaseNodeData
 from core.workflow.entities.variable_entities import VariableSelector
+from core.workflow.nodes.base import BaseNodeData
+
 
 class AnswerNodeData(BaseNodeData):
     """