diff --git a/requirements.lite.txt b/requirements.lite.txt
index 3fae0bd..69ef1a1 100644
--- a/requirements.lite.txt
+++ b/requirements.lite.txt
@@ -1,7 +1,7 @@
-langchain==0.3
-langchain_community==0.3
-langchain_openai==0.2.0
-langchain_core==0.3.5
+langchain==0.3.9 
+langchain-community==0.3.9
+langchain-openai==0.2.11 
+langchain-core==0.3.21 
 sqlalchemy==2.0.28
 python-dotenv==1.0.1
 fastapi==0.110.0
@@ -18,7 +18,7 @@ docx2txt==0.8
 pypandoc==1.13
 PyJWT==2.8.0
 asyncpg==0.29.0
-python-multipart==0.0.9
+python-multipart==0.0.19
 aiofiles==23.2.1
 rapidocr-onnxruntime==1.3.24
 opencv-python-headless==4.9.0.80
@@ -30,6 +30,3 @@ python-pptx==0.6.23
 xlrd==2.0.1
 langchain-aws==0.2.1
 boto3==1.34.144
-langchain-ollama==0.2.0
-langchain-openai==0.2.0
-langchain-huggingface==0.1.0
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index a1fd5fe..4cdda48 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
-langchain==0.3
-langchain_community==0.3
-langchain_openai==0.2.0
-langchain_core==0.3.5
+langchain==0.3.9 
+langchain-community==0.3.9
+langchain-openai==0.2.11 
+langchain-core==0.3.21 
 langchain-aws==0.2.1
 boto3==1.34.144
 sqlalchemy==2.0.28
@@ -20,7 +20,7 @@ docx2txt==0.8
 pypandoc==1.13
 PyJWT==2.8.0
 asyncpg==0.29.0
-python-multipart==0.0.9
+python-multipart==0.0.19
 sentence_transformers==3.1.1
 aiofiles==23.2.1
 rapidocr-onnxruntime==1.3.24
@@ -28,7 +28,6 @@ opencv-python-headless==4.9.0.80
 pymongo==4.6.3
 langchain-mongodb==0.2.0
 langchain-ollama==0.2.0
-langchain-openai==0.2.0
 langchain-huggingface==0.1.0
 cryptography==43.0.1
 python-magic==0.4.27