diff --git a/requirements.txt b/requirements.txt
index a12d72e..b10ecb8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 streamlit==1.30.0
-langchain==0.1.4
+langchain==0.3.22
 torch==2.1.2
 sentence-transformers==2.2.2
 faiss-cpu==1.7.4