diff --git a/app/rag_chain.py b/app/rag_chain.py
index af427ea..274cdb7 100644
--- a/app/rag_chain.py
+++ b/app/rag_chain.py
@@ -123,8 +123,10 @@ def build_rag_chain():
 
     # 3. HuggingFace LLM (예: mistralai/Mistral-7B-Instruct-v0.2)
     llm = ChatOpenAI(temperature=0, openai_api_key=OPENAI_API_KEY)
+    print("llm")
 
     retriever = vectorstore.as_retriever()
+    print("retriever")
 
     # 4. RetrievalQA chain 구성