diff --git a/backend/open_webui/retrieval/vector/dbs/milvus_multitenancy.py b/backend/open_webui/retrieval/vector/dbs/milvus_multitenancy.py
index 5c80d155d3..82dd322359 100644
--- a/backend/open_webui/retrieval/vector/dbs/milvus_multitenancy.py
+++ b/backend/open_webui/retrieval/vector/dbs/milvus_multitenancy.py
@@ -157,7 +157,6 @@ class MilvusClient(VectorDBBase):
             for item in items
         ]
         collection.insert(entities)
-        collection.flush()
 
     def search(
         self, collection_name: str, vectors: List[List[float]], limit: int