diff --git a/backend/python/openvoice/requirements-intel.txt b/backend/python/openvoice/requirements-intel.txt
index ba299a572d72..da7339014117 100644
--- a/backend/python/openvoice/requirements-intel.txt
+++ b/backend/python/openvoice/requirements-intel.txt
@@ -18,6 +18,6 @@ python-dotenv
 pypinyin==0.50.0
 cn2an==0.5.22
 jieba==0.42.1
-gradio==3.48.0
+gradio==4.37.1
 langid==1.1.6
 git+https://github.com/myshell-ai/MeloTTS.git
\ No newline at end of file
diff --git a/backend/python/openvoice/requirements.txt b/backend/python/openvoice/requirements.txt
index ac2e8dcd5631..1cc8e913f029 100644
--- a/backend/python/openvoice/requirements.txt
+++ b/backend/python/openvoice/requirements.txt
@@ -14,7 +14,7 @@ python-dotenv
 pypinyin==0.50.0
 cn2an==0.5.22
 jieba==0.42.1
-gradio==3.48.0
+gradio==4.37.1
 langid==1.1.6
 git+https://github.com/myshell-ai/MeloTTS.git
 git+https://github.com/myshell-ai/OpenVoice.git
\ No newline at end of file
diff --git a/examples/chainlit/requirements.txt b/examples/chainlit/requirements.txt
index 8519033efe8a..c8557faa73af 100644
--- a/examples/chainlit/requirements.txt
+++ b/examples/chainlit/requirements.txt
@@ -1,6 +1,6 @@
 llama_hub==0.0.41
-llama_index==0.8.55
-Requests==2.31.0
+llama_index==0.10.13
+Requests==2.32.2
 weaviate_client==3.25.1
 transformers
 torch
diff --git a/examples/functions/requirements.txt b/examples/functions/requirements.txt
index 759c5b03b43e..93f698368417 100644
--- a/examples/functions/requirements.txt
+++ b/examples/functions/requirements.txt
@@ -1,2 +1,2 @@
-langchain==0.1.0
+langchain==0.2.3
 openai==0.27.8
diff --git a/examples/langchain-chroma/requirements.txt b/examples/langchain-chroma/requirements.txt
index cdf466b92056..3f9785ff566b 100644
--- a/examples/langchain-chroma/requirements.txt
+++ b/examples/langchain-chroma/requirements.txt
@@ -1,4 +1,4 @@
-langchain==0.1.0
+langchain==0.2.3
 openai==0.27.6
 chromadb==0.3.21
-llama-index==0.9.36
\ No newline at end of file
+llama-index==0.10.13
\ No newline at end of file
diff --git a/examples/langchain/langchainpy-localai-example/requirements.txt b/examples/langchain/langchainpy-localai-example/requirements.txt
index 695d309b481f..1a86a093e115 100644
--- a/examples/langchain/langchainpy-localai-example/requirements.txt
+++ b/examples/langchain/langchainpy-localai-example/requirements.txt
@@ -2,7 +2,7 @@ aiohttp==3.9.4
 aiosignal==1.3.1
 async-timeout==4.0.2
 attrs==23.1.0
-certifi==2023.7.22
+certifi==2024.7.4
 charset-normalizer==3.1.0
 colorama==0.4.6
 dataclasses-json==0.5.7
@@ -10,7 +10,7 @@ debugpy==1.6.7
 frozenlist==1.3.3
 greenlet==2.0.2
 idna==3.7
-langchain==0.1.0
+langchain==0.2.3
 marshmallow==3.19.0
 marshmallow-enum==1.5.1
 multidict==6.0.4
@@ -22,11 +22,11 @@ openapi-schema-pydantic==1.2.4
 packaging==23.1
 pydantic==1.10.13
 PyYAML==6.0
-requests==2.31.0
+requests==2.32.2
 SQLAlchemy==2.0.12
 tenacity==8.2.2
 tqdm==4.66.3
 typing-inspect==0.8.0
 typing_extensions==4.5.0
-urllib3==1.26.18
+urllib3==1.26.19
 yarl==1.9.2