diff --git a/pyproject.toml b/pyproject.toml
index a9954fd8..7e953074 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,7 +28,7 @@ python = "^3.9"
 torch = "2.1.1"
 transformers = "4.37.1"
 openai = "0.28.0"
-langchain = "0.0.333"
+langchain = "0.1.0"
 asyncio = "3.4.3"
 einops = "0.7.0"
 google-generativeai = "0.3.1"