diff --git a/api/core/workflow/nodes/knowledge_index/entities.py b/api/core/workflow/nodes/knowledge_index/entities.py
index 6ff162973c..f8e239d250 100644
--- a/api/core/workflow/nodes/knowledge_index/entities.py
+++ b/api/core/workflow/nodes/knowledge_index/entities.py
@@ -4,7 +4,7 @@ from graphon.entities.base_node_data import BaseNodeData
 from graphon.enums import NodeType
 from pydantic import BaseModel
 
-from core.rag.entities import WeightedScoreConfig
+from core.rag.entities.retrieval_settings import WeightedScoreConfig
 from core.rag.index_processor.index_processor_base import SummaryIndexSettingDict
 from core.rag.retrieval.retrieval_methods import RetrievalMethod
 from core.workflow.nodes.knowledge_index import KNOWLEDGE_INDEX_NODE_TYPE