diff --git a/app/rag_chain.py b/app/rag_chain.py
index 71a659b..56ab93f 100644
--- a/app/rag_chain.py
+++ b/app/rag_chain.py
@@ -132,5 +132,5 @@ def build_rag_chain():
 
     qa_chain = RetrievalQA.from_chain_type(llm=llm, retriever=retriever)
 
-    client.close()
+    # client.close()
     return qa_chain