diff --git a/api/core/rag/datasource/retrieval_service.py b/api/core/rag/datasource/retrieval_service.py
index 725df69fd0..ad41dbeb1d 100644
--- a/api/core/rag/datasource/retrieval_service.py
+++ b/api/core/rag/datasource/retrieval_service.py
@@ -374,5 +374,3 @@ class RetrievalService:
         except Exception as e:
             db.session.rollback()
             raise e
-        finally:
-            db.session.close()