diff --git a/requirements.lite.txt b/requirements.lite.txt
index 735dd5d6..914801c0 100644
--- a/requirements.lite.txt
+++ b/requirements.lite.txt
@@ -9,8 +9,8 @@ fastapi==0.115.12
 psycopg2-binary==2.9.9
 pgvector==0.2.5
 uvicorn==0.28.0
-pypdf==6.14.2
-unstructured==0.18.32
+pypdf==6.19.0
+unstructured==0.27.8
 markdown==3.8.2
 networkx==3.2.1
 pandas==2.2.1
@@ -25,7 +25,7 @@ rapidocr-onnxruntime==1.4.4
 opencv-python-headless==4.9.0.80
 pymongo>=4.12.0,<5
 langchain-mongodb==0.11.0
-cryptography==48.0.1
+cryptography==50.0.1
 python-magic==0.4.27
 python-pptx==1.0.2
 xlrd==2.0.2
diff --git a/requirements.txt b/requirements.txt
index 14e6e00c..0a77695e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,8 +11,8 @@ fastapi==0.115.12
 psycopg2-binary==2.9.9
 pgvector==0.2.5
 uvicorn==0.28.0
-pypdf==6.14.2
-unstructured==0.18.32
+pypdf==6.19.0
+unstructured==0.27.8
 markdown==3.8.2
 networkx==3.2.1
 pandas==2.2.1
@@ -31,7 +31,7 @@ langchain-mongodb==0.11.0
 langchain-ollama==1.1.0
 langchain-huggingface==1.2.2
 langchain-google-genai==4.2.5
-cryptography==48.0.1
+cryptography==50.0.1
 python-magic==0.4.27
 python-pptx==1.0.2
 xlrd==2.0.2