diff --git a/comps/llms/src/faq-generation/Dockerfile b/comps/llms/src/faq-generation/Dockerfile
index a07ea2bd75..af5d763604 100644
--- a/comps/llms/src/faq-generation/Dockerfile
+++ b/comps/llms/src/faq-generation/Dockerfile
@@ -30,4 +30,4 @@ USER user
 
 WORKDIR /home/user/comps/llms/src/faq-generation
 
-ENTRYPOINT ["bash", "entrypoint.sh"]
+ENTRYPOINT ["python", "opea_faqgen_microservice.py"]
diff --git a/comps/llms/src/faq-generation/entrypoint.sh b/comps/llms/src/faq-generation/entrypoint.sh
deleted file mode 100644
index d3ad707a59..0000000000
--- a/comps/llms/src/faq-generation/entrypoint.sh
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/usr/bin/env bash
-
-# Copyright (C) 2024 Intel Corporation
-# SPDX-License-Identifier: Apache-2.0
-
-pip --no-cache-dir install -r requirements-runtime.txt
-
-python opea_faqgen_microservice.py
diff --git a/comps/llms/src/faq-generation/integrations/common.py b/comps/llms/src/faq-generation/integrations/common.py
index fcd9e4c709..659fca47f5 100644
--- a/comps/llms/src/faq-generation/integrations/common.py
+++ b/comps/llms/src/faq-generation/integrations/common.py
@@ -8,6 +8,7 @@
 from langchain.chains.summarize import load_summarize_chain
 from langchain.docstore.document import Document
 from langchain.text_splitter import CharacterTextSplitter
+from langchain_core.load import dumps as langchain_dumps
 from langchain_core.prompts import PromptTemplate
 
 from comps import CustomLogger, GeneratedDoc, OpeaComponent, ServiceType
@@ -105,11 +106,8 @@ async def generate(self, input: ChatCompletionRequest, client):
         if input.stream:
 
             async def stream_generator():
-                from langserve.serialization import WellKnownLCSerializer
-
-                _serializer = WellKnownLCSerializer()
                 async for chunk in llm_chain.astream_log(docs):
-                    data = _serializer.dumps({"ops": chunk.ops}).decode("utf-8")
+                    data = langchain_dumps({"ops": chunk.ops})
                     if logflag:
                         logger.info(data)
                     yield f"data: {data}\n\n"
diff --git a/comps/llms/src/faq-generation/requirements-runtime.txt b/comps/llms/src/faq-generation/requirements-runtime.txt
deleted file mode 100644
index 225adde271..0000000000
--- a/comps/llms/src/faq-generation/requirements-runtime.txt
+++ /dev/null
@@ -1 +0,0 @@
-langserve