Update app.py

app.py

@@ -55,7 +55,7 @@ vector_store = QdrantVectorStore.from_documents(
 memory = ConversationBufferMemory(memory_key="chat_history", return_messages=True)
 
 # Set up the retriever
-retriever = vector_store.as_retriever(search_type="hybrid", search_kwargs={"k": 3})
+retriever = vector_store.as_retriever( search_kwargs={"k": 3})
 
 # Set up the language model
 llm = ChatOpenAI(model="gpt-3.5-turbo", temperature=0.3)