diff --git a/requirements/base.txt b/requirements/base.txt
index 729fe493..0b8ccc7c 100644
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -30,7 +30,7 @@ openai==0.28.0
 pinecone-client==2.2.4
 PyPDF2==3.0.1
 tiktoken==0.4.0
-langchain==0.0.285
+langchain==0.0.308
 
 # For asynchronous event loop
 anyio==4.0.0