diff --git a/apps/application/flow/step_node/search_knowledge_node/impl/base_search_knowledge_node.py b/apps/application/flow/step_node/search_knowledge_node/impl/base_search_knowledge_node.py
index 4b6e96f17..a3a431337 100644
--- a/apps/application/flow/step_node/search_knowledge_node/impl/base_search_knowledge_node.py
+++ b/apps/application/flow/step_node/search_knowledge_node/impl/base_search_knowledge_node.py
@@ -85,11 +85,11 @@ class BaseSearchKnowledgeNode(ISearchKnowledgeStepNode):
                 knowledge_id_list = self.get_reference_content(search_scope_reference)
             else:  # 文档
                 document_id_list = self.get_reference_content(search_scope_reference)
-                knowledge_id_list = QuerySet(Document).filter(
+                knowledge_id_list = list(QuerySet(Document).filter(
                     id__in=document_id_list
                 ).values_list(
                     'knowledge_id', flat=True
-                ).distinct()
+                ).distinct())
 
         get_knowledge_list_of_authorized = DatabaseModelManage.get_model('get_knowledge_list_of_authorized')
         chat_user_type = self.workflow_manage.get_body().get('chat_user_type')
@@ -107,7 +107,8 @@ class BaseSearchKnowledgeNode(ISearchKnowledgeStepNode):
                                     QuerySet(Document).filter(
                                         knowledge_id__in=knowledge_id_list,
                                         is_active=False)]
-        embedding_list = vector.query(question, embedding_value, knowledge_id_list, document_id_list, exclude_document_id_list,
+        embedding_list = vector.query(question, embedding_value, knowledge_id_list, document_id_list,
+                                      exclude_document_id_list,
                                       exclude_paragraph_id_list, True, knowledge_setting.get('top_n'),
                                       knowledge_setting.get('similarity'),
                                       SearchMode(knowledge_setting.get('search_mode')))