diff --git a/requirements.txt b/requirements.txt
index 36adec4..5bab0a4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 streamlit
-langchain==0.0.47
+langchain==0.0.329
 black
 ipython
 openai==0.28
\ No newline at end of file