diff --git a/scripts/rag_build_query.py b/scripts/rag_build_query.py
index 901c922..ed77ba1 100644
--- a/scripts/rag_build_query.py
+++ b/scripts/rag_build_query.py
@@ -12,27 +12,39 @@ from llama_index.vector_stores.faiss import FaissVectorStore
 from app.core.config import settings
 from scripts.permissions import get_user_allowed_indexes
 import faiss
+from typing import List
+import asyncio
 
 USER_INDEX_PATH = "index_data"
 USER_DOC_PATH = "docs"
 
+
 class CustomEmbedding(BaseEmbedding):
     def __init__(self, model_name: str):
         from sentence_transformers import SentenceTransformer
         self.model = SentenceTransformer(model_name)
 
-    def _get_text_embedding(self, text: str) -> list[float]:
+    # 同步方法（必须实现）
+    def _get_text_embedding(self, text: str) -> List[float]:
         return self.model.encode(text).tolist()
 
-    def _get_query_embedding(self, query: str) -> list[float]:
+    def _get_query_embedding(self, query: str) -> List[float]:
         return self.model.encode(query).tolist()
 
-    def _get_text_embeddings(self, texts: list[str]) -> list[list[float]]:
+    def _get_text_embeddings(self, texts: List[str]) -> List[List[float]]:
         return self.model.encode(texts).tolist()
 
-    def _get_query_embeddings(self, queries: list[str]) -> list[list[float]]:
+    def _get_query_embeddings(self, queries: List[str]) -> List[List[float]]:
         return self.model.encode(queries).tolist()
-    
+
+    # 异步方法（必须实现，哪怕用同步方式包起来）
+    async def _aget_query_embedding(self, query: str) -> List[float]:
+        return self._get_query_embedding(query)
+
+    async def _aget_query_embeddings(self, queries: List[str]) -> List[List[float]]:
+        return self._get_query_embeddings(queries)
+
+
 def build_user_index(user_id: str):
     doc_dir = os.path.join(USER_DOC_PATH, user_id)
     if not os.path.exists(doc_dir):