diff --git a/pyproject.toml b/pyproject.toml
index 5e477a4..c618656 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,7 +20,7 @@ streamlit-pills = "0.3.0"
 llama-index = "0.9.7"
 llama-hub = "0.0.44"
 # NOTE: this is due to a trivial dependency in the web tool, will refactor
-langchain = "0.0.305"
+langchain = "0.2.2"
 pypdf = "3.17.1"
 clip = { git = "https://github.com/openai/CLIP.git" }