diff --git a/pyproject.toml b/pyproject.toml
index c2203ee90ff..6d71c2ace51 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,10 +20,10 @@ dependencies = [
     "psutil==7.0.0",
     "beautifulsoup4==4.13.4",
     "jieba==0.42.1",
-    "langchain==1.2.18",
+    "langchain==1.3.10",
     "langchain-core==1.3.3",
     "langchain-openai==1.2.1",
-    "langchain-anthropic==1.4.3",
+    "langchain-anthropic==1.4.6",
     "langchain-community==0.4.1",
     "langchain-deepseek==1.0.1",
     "langchain-google-genai==4.2.2",
@@ -52,7 +52,7 @@ dependencies = [
     "python-docx==1.2.0",
     "xlrd==2.0.2",
     "xlwt==1.3.0",
-    "pypdf==6.12.0",
+    "pypdf==6.13.3",
     "pydub==0.25.1",
     "pysilk==0.0.1",
     "gunicorn==23.0.0",