diff --git a/api/services/dataset_service.py b/api/services/dataset_service.py
index 9e55549342..ea3b721267 100644
--- a/api/services/dataset_service.py
+++ b/api/services/dataset_service.py
@@ -44,7 +44,6 @@ from models.dataset import (
     Pipeline,
 )
 from models.model import UploadFile
-from models.source import DataSourceOauthBinding
 from services.entities.knowledge_entities.knowledge_entities import (
     ChildChunkUpdateArgs,
     KnowledgeConfig,
diff --git a/api/tasks/document_indexing_sync_task.py b/api/tasks/document_indexing_sync_task.py
index 0ede821678..484f225c22 100644
--- a/api/tasks/document_indexing_sync_task.py
+++ b/api/tasks/document_indexing_sync_task.py
@@ -10,7 +10,6 @@ from core.rag.extractor.notion_extractor import NotionExtractor
 from core.rag.index_processor.index_processor_factory import IndexProcessorFactory
 from extensions.ext_database import db
 from models.dataset import Dataset, Document, DocumentSegment
-from models.source import DataSourceOauthBinding
 
 
 @shared_task(queue="dataset")