diff --git a/backend/requirements/default.txt b/backend/requirements/default.txt
index 64620cf19..9df67ed5a 100644
--- a/backend/requirements/default.txt
+++ b/backend/requirements/default.txt
@@ -21,7 +21,7 @@ httpx==0.23.3
 httpx-oauth==0.11.2
 huggingface-hub==0.16.4
 jira==3.5.1
-langchain==0.0.273
+langchain==0.0.308
 llama-index==0.8.27
 Mako==1.2.4
 nltk==3.8.1