diff --git a/wren-ai-service/src/providers/document_store/qdrant.py b/wren-ai-service/src/providers/document_store/qdrant.py
index aa9b23f23..13a740470 100644
--- a/wren-ai-service/src/providers/document_store/qdrant.py
+++ b/wren-ai-service/src/providers/document_store/qdrant.py
@@ -159,7 +159,7 @@ def __init__(
         # to improve the indexing performance
         # see https://qdrant.tech/documentation/guides/multiple-partitions/?q=mul#calibrate-performance
         self.client.create_payload_index(
-            collection_name=index, field_name="id", field_schema="keyword"
+            collection_name=index, field_name="project_id", field_schema="keyword"
         )
 
     async def _query_by_embedding(